UNITED THERAPEUTICS CORP
EX-10
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<p align="right" style="margin:0pt 0pt 12.0pt;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Exhibit
10.1</font></b></p>

<p style="margin:0pt 0pt 12.0pt 342.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Deutsche Bank <img width="33" height="32" src="g228561kai001.gif"></font></b></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche Bank AG London</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Winchester
house</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">1
Great Winchester St,</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">London
EC2N 2DB</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Telephone:&#160; 44 20 7545 8000</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">c/o Deutsche Bank Securities Inc.</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">60 Wall Street</font></p>

<p style="margin:0pt 0pt .0001pt 324.0pt;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">New York, NY 10005</font></p>

<p style="margin:0pt 0pt 12.0pt 324.0pt;page-break-after:avoid;text-indent:18.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Telephone: (212) 250-2500</font></p>

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  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --><b>DATE:</b></p>
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  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">October 24, 2006</font></p>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">TO:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">United Therapeutics Corporation</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">ATTENTION:</font></b></p>
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  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">John Ferrari, Chief Financial Officer</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">TELEPHONE:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(301) 608-9292</font></p>
  </td>
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  <td width="26%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:26.74%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">FACSIMILE:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(301) 608-3049</font></p>
  </td>
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  <td width="26%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:26.74%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">FROM:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche Bank AG London</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">TELEPHONE:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">44 20 7545 8193</font></p>
  </td>
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  <td width="26%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:26.74%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">FACSIMILE:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">44 11 3336 2009</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SUBJECT:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Equity Derivatives Confirmation</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">REFERENCE NUMBER(S):</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="70%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:70.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">137553</font></p>
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<p style="line-height:1.0pt;margin:0pt 0pt 12.0pt;"><font size="1" face="Times New Roman">&nbsp;</font></p>

<p style="color:blue;font-size:10.0pt;font-weight:bold;margin:0pt 0pt 12.0pt;"><b><font size="2" color="black" face="Times New Roman" style="color:windowtext;font-size:10.0pt;font-weight:normal;">The purpose of this facsimile agreement
(this &#147;</font></b><font color="black" face="Times New Roman" style="color:windowtext;">Confirmation</font><font color="black" face="Times New Roman" style="color:windowtext;font-weight:normal;">&#148;) is to confirm the terms and conditions
of the transaction entered into between </font><font color="black" face="Times New Roman" style="color:windowtext;">Deutsche
Bank AG acting through its London branch</font><font color="black" face="Times New Roman" style="color:windowtext;font-weight:normal;"> (&#147;</font><font color="black" face="Times New Roman" style="color:windowtext;">Deutsche</font><font color="black" face="Times New Roman" style="color:windowtext;font-weight:normal;">&#148;) and United Therapeutics Corporation (&#147;</font><font color="black" face="Times New Roman" style="color:windowtext;">Counterparty</font><font color="black" face="Times New Roman" style="color:windowtext;font-weight:normal;">&#148;) on the Trade Date specified below (the &#147;</font><font color="black" face="Times New Roman" style="color:windowtext;">Transaction</font><font color="black" face="Times New Roman" style="color:windowtext;font-weight:normal;">&#148;).&#160; This
Confirmation constitutes a &#147;Confirmation&#148; as referred to in the ISDA Master
Agreement specified below.&#160; This
Confirmation constitutes the entire agreement and understanding of the parties
with respect to the subject matter and terms of the Transaction and supersedes
all prior or contemporaneous written and oral communications with respect
thereto.</font></p>

<p style="margin:0pt 0pt 12.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">DEUTSCHE
BANK AG IS NOT REGISTERED AS A BROKER OR DEALER UNDER THE U.S. SECURITIES
EXCHANGE ACT OF 1934, AS AMENDED.&#160;
DEUTSCHE BANK SECURITIES INC. (&#147;AGENT&#148;) HAS ACTED SOLELY AS AGENT IN
CONNECTION WITH THE TRANSACTION AND HAS NO OBLIGATION, BY WAY OF ISSUANCE,
ENDORSEMENT, GUARANTEE OR OTHERWISE WITH RESPECT TO THE PERFORMANCE OF EITHER
PARTY UNDER THE TRANSACTION.&#160; DEUTSCHE
BANK AG LONDON IS NOT A MEMBER OF THE SECURITIES INVESTOR PROTECTION
CORPORATION (SIPC).</font></b></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman"><font style="font-size:10.0pt;letter-spacing:.2pt;">The definitions contained in the 2002 ISDA Equity Derivatives Definitions
(the &#147;<b>Equity Definitions</b>&#148;), as published by
the International Swaps and Derivatives Association, Inc., are incorporated
into this Confirmation.&#160; In the event of
any inconsistency between the Equity Definitions and the terms of this
Confirmation, </font>the terms of <font style="letter-spacing:.2pt;">this
Confirmation shall </font></font></p>

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  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --><font size="1" style="font-size:8.0pt;">Chairman of the Supervisory Board:
  Clemens B&#246;rsig Board of Managing Directors: Hermann-Josef Lamberti, Josef
  Ackermann, Tessen von Heydebreck, Anthony DiIorio, Hugo Banziger</font></p>
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  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.38%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="1" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="53%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:53.16%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="1" face="Times New Roman" style="font-size:8.0pt;">Deutsche Bank AG is regulated by the FSA for the
  conduct of designated investment business in the UK, is a member of the
  London Stock Exchange and is a limited liability company incorporated in the
  Federal Republic of Germany HRB No. 30 000 District Court of Frankfurt am
  Main; Branch Registration No. in England and Wales BR000005, Registered
  address: Winchester House, 1 Great Winchester Street, London EC2N 2DB.</font></p>
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<p style="margin:24.0pt 0pt 12.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">1</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman"><font style="font-size:10.0pt;letter-spacing:.2pt;">govern.&#160; </font>For the purposes of the Equity
Definitions, each reference herein to a Note Hedging Unit shall be deemed to be
a reference to a Call or an Option, as context requires.</font></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Confirmation
evidences a complete and binding agreement between Deutsche and Counterparty as
to the terms of the Transaction to which this Confirmation relates.&#160; This Confirmation shall supplement, form a
part of, and be subject to an agreement (the &#147;<b>Agreement</b>&#148;)
in the form of the 2002 ISDA Master Agreement (the &#147;<b>ISDA Form</b>&#148;)
as if Deutsche and Counterparty had executed an agreement in such form (without
any Schedule but with the elections set forth in this Confirmation).&#160; For the avoidance of doubt, the Transaction
shall be the only transaction under the Agreement.</font></p>

<p style="line-height:normal;margin:0pt 2.15pt 12.0pt 20.9pt;text-indent:-17.3pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2.</font><font size="1" face="Times New Roman" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><font size="2" face="Times New Roman" style="font-size:10.0pt;">The
Transaction shall be considered a Share Option Transaction for purposes of the
Equity Definitions, and shall have the following terms:</font></p>

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  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --><b>General:</b></p>
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  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Trade Date:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">October 25, 2006.</font></p>
  </td>
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  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Effective Date:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The closing date for the initial issuance of the
  Convertible Notes.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Transaction Style:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">As described below under &#147;Procedure for Exercise&#148;.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Transaction Type:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Note Hedging Units.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Seller:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Buyer:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Counterparty.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Shares:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The common stock, par value USD 0.01 per share, of
  Counterparty.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Convertible Notes:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">0.50% Senior Convertible Notes of Counterparty due
  October 15, 2011, offered pursuant to an Offering Memorandum to be dated as
  of October 24, 2006 and issued pursuant to the indenture to be dated on or
  about October 30, 2006, by and between Counterparty and Bank of New York, as
  trustee (the &#147;<b>Indenture</b>&#148;). Certain defined
  terms used herein have the meanings assigned to them in Indenture. In the
  event of any inconsistency between the terms defined in the Indenture and
  this Confirmation, this Confirmation shall govern. For the avoidance of
  doubt, references herein to sections of the Indenture are based on the draft
  of the Indenture most recently reviewed by the parties at the time of
  execution of this Confirmation. If any relevant sections of the Indenture are
  changed, added or renumbered following execution of this Confirmation, the
  parties will amend this Confirmation in good faith to preserve the economic
  intent of the parties.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Number of Note Hedging Units:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">250,000.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Note Hedging Unit Entitlement:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">1,000 divided by 75.2257. Notwithstanding anything
  to the contrary herein or in the Agreement (including without limitation the
  provisions of Calculation Agent Adjustment), in no event shall the Note
  Hedging Unit Entitlement at any time be greater than the Conversion Rate (as
  such term is defined in the Indenture) at such time.</font></p>
  </td>
 </tr>
</table>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">2</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<br clear="all" style="page-break-before:always;">
 <p style="margin:0pt 0pt .0001pt;text-align:center;"></p>


<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Strike Price:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">USD 1,000 <i>divided by</i>
  the Note Hedging Unit Entitlement.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Premium:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">USD 80,750,000.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Premium Payment Date:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The Effective Date.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Exchange:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The Nasdaq Global Select Market of the Nasdaq Stock
  Market, Inc.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Related Exchanges:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">All Exchanges.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Calculation Agent:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche. The Calculation Agent shall, upon
  reasonable written request by either party, provide a written explanation of
  any calculation or adjustment made by it including, where applicable, a
  description of the methodology and data applied.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Procedure for Exercise:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Potential Exercise Dates:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Each Conversion Date.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Conversion Date:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Each &#147;Conversion Date&#148; as defined in the Indenture.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Required Exercise on Conversion Dates:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">On each Conversion Date, a number of Note Hedging
  Units equal to the number of Convertible Notes in denominations of USD 1,000
  principal amount submitted for conversion in respect of such Conversion Date
  in accordance with the terms of the Indenture shall be exercised
  automatically, subject to &#147;Notice of Exercise&#148; below.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Expiration Date:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">October 15, 2011</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Multiple Exercise:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable, as provided under &#147;Required Exercise on
  Conversion Dates&#148;.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Automatic Exercise:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">As provided under &#147;Required Exercise on Conversion
  Dates&#148;.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notice of Exercise:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notwithstanding anything to the contrary in the
  Equity Definitions, in order to exercise any Note Hedging Units, Counterparty
  must notify Deutsche in writing prior to 5:00 PM, New York City time, on the
  day that is two Scheduled Trading Days prior to the first day of the
  &#147;Conversion Period&#148;, as defined in the Indenture, relating to the Convertible
  Notes converted on the Conversion Date relating to the relevant Exercise Date
  (the &#147;<b>Notice Deadline</b>&#148;) of (i)
  the number of Note Hedging Units being exercised on such Exercise Date and
  (ii) the scheduled settlement date under the Indenture for the Convertible
  Notes converted on the Conversion Date corresponding to such Exercise Date.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Settlement Terms:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Net Share Settlement:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">In lieu of the obligations set forth in Sections 8.1
  and 9.1 of the Equity Definitions, and subject to &#147;Notice of Exercise&#148; above,
  in respect of any Exercise Date occurring on a Conversion Date, Deutsche
  shall deliver to </font></p>
  </td>
 </tr>
</table>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">3</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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 <p style="margin:0pt 0pt .0001pt;text-align:center;"></p>


<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Counterparty, on the related Settlement Date, the
  Settlement Amount.For the avoidance of doubt, to the extent Deutsche is
  obligated to deliver Shares hereunder, the provisions of Sections 9.8, 9.9,
  9.10, 9.11 and 9.12 of the Equity Definitions shall be applicable to any such
  delivery of Shares, except that all references in such provisions to
  &#147;Physically-Settled&#148; shall be read as references to &#147;Net Share Settled&#148;; and <i>provided</i> that the Representation and
  Agreement contained in Section 9.11 of the Equity Definitions shall be
  modified by excluding any representations therein relating to restrictions,
  obligations, limitations or requirements under applicable securities laws as
  a result of the fact that Counterparty is the issuer of the Shares.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Settlement Amount:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">A number of Shares equal to the aggregate number of
  Shares that Counterparty is obligated to deliver to the holder(s) of the
  Convertible Notes converted on such Conversion Date pursuant to Section
  5.05(a) of the Indenture (the &#147;<b>Convertible
  Obligation</b>&#148;); provided
  that such obligation shall be determined excluding any Shares that
  Counterparty is obligated to deliver to holder(s) of the Convertible Notes as
  a result of any adjustments to the Conversion Rate for the issuance of
  additional shares as set forth in Section 4.02 of the Indenture or any
  voluntary adjustment pursuant to Sections 5.08 or 5.09 of the Indenture; provided further that, if
  Counterparty is permitted or required to exercise discretion under the terms
  of the Indenture with respect to any determination, calculation or adjustment
  relevant to conversion of the Convertible Notes including, but not limited
  to, the volume-weighted average price of the Shares, Counterparty shall
  consult with Deutsche with respect thereto prior to making such
  determination, calculation or adjustment. For the avoidance of doubt, if the
  &#147;Conversion Obligation&#148;, as defined in the Indenture, is less than or equal
  to USD 1,000, Deutsche will have no delivery obligation hereunder.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notice of Delivery Obligation:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">No later than the Scheduled Trading Day immediately
  following the last day of the &#147;Conversion Period&#148;, as defined in the
  Indenture, Counterparty shall give Deutsche notice of the final number of
  Shares comprising the Convertible Obligation (it being understood, for the
  avoidance of doubt, that the requirement of Counterparty to deliver such
  notice shall not limit Counterparty&#146;s obligations with respect to Notice of
  Exercise, as set forth above, in any way).</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Settlement Date:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">In respect of an Exercise Date occurring on a
  Conversion Date, the settlement date for the Shares to be delivered under the
  Convertible Notes under the terms of the Indenture; <i>provided</i> that the Settlement Date will
  not be prior to the later of (i) the date one Settlement Cycle following the
  final day of the &#147;Conversion Period&#148;, as defined in the Indenture, or (ii)
  the Exchange Business Day immediately following the date on which
  Counterparty gives notice to Deutsche of such Settlement Date prior to 5:00
  PM, New York City time.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Settlement Currency:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">USD.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Restricted Certificated Shares:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notwithstanding anything to the contrary in the
  Equity Definitions, </font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
</table>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">4</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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 <p style="margin:0pt 0pt .0001pt;text-align:center;"></p>


<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche may, in whole or in part, deliver Shares in
  certificated form representing the Settlement Amount to Counterparty in lieu
  of delivery through the Clearance System.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Share Adjustments:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Potential Adjustment Events:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notwithstanding Section 11.2(e) of the Equity
  Definitions, a &#147;Potential Adjustment Event&#148; means any occurrence of any event
  or condition, as set forth in Section 5.06 of the Indenture that would result
  in an adjustment to the Conversion Rate of the Convertible Notes; <i>provided</i> that in no event shall there be any adjustment
  hereunder as a result of an adjustment to the Conversion Rate pursuant to
  Sections 5.08 or 5.09 or Section 4.02 of the Indenture.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Method of Adjustment:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Calculation Agent Adjustment, which means that,
  notwithstanding Section 11.2(c) of the Equity Definitions, upon any
  adjustment to the Conversion Rate of the Convertible Notes pursuant to the
  Indenture (other than Section 5.08, Section 5.09 and Section 4.02 of the
  Indenture), the Calculation Agent shall make a corresponding adjustment to
  any one or more of the Strike Price, Number of Note Hedging Units, the Note
  Hedging Unit Entitlement and any other variable relevant to the exercise,
  settlement or payment for the Transaction.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Extraordinary Events:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Merger Events:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notwithstanding Section 12.1(b) of the Equity
  Definitions, a &#147;Merger Event&#148; means the occurrence of any event or condition
  set forth in Section 5.11 of the Indenture.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consequences of Merger Events:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notwithstanding Section 12.2 of the Equity
  Definitions, upon the occurrence of a Merger Event, the Calculation Agent
  shall make the corresponding adjustment in respect of any adjustment under
  the Indenture to any one or more of the nature of the Shares, the Strike
  Price, the Number of Note Hedging Units, the Note Hedging Unit Entitlement
  and any other variable relevant to the exercise, settlement or payment for
  the Transaction, to the extent an analogous adjustment is made under the
  Indenture; <i>provided</i> that such
  adjustment shall be made without regard to any adjustment to the Conversion
  Rate for the issuance of additional shares as set forth in Section 4.02 of
  the Indenture or any voluntary adjustment pursuant to Sections 5.08 or 5.09
  of the Indenture.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Nationalization, Insolvency and Delisting:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Cancellation and Payment; <i>provided</i> that in addition to the provisions of Section
  12.6(a)(iii) of the Equity Definitions, it shall also constitute a Delisting
  if the Exchange is located in the United States and the Shares are not
  immediately re-listed, re-traded or re-quoted on any of the New York Stock
  Exchange, the American Stock Exchange, the NASDAQ Global Select Market or the
  NASDAQ Global Market (or their respective successors); if the Shares are
  immediately re-listed, re-traded or re-quoted on any such exchange or
  quotation system, such exchange </font></p>
  </td>
 </tr>
</table>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">5</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">or quotation system shall be deemed to be the
  Exchange. For the avoidance of doubt, the occurrence of any event that is a
  Merger Event and would otherwise have been a Delisting will have the
  consequence specified for the relevant Merger Event.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Additional Disruption Events:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Change in Law:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Failure to Deliver:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Insolvency Filing:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Increased Cost of Hedging:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Hedging Party:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche for all applicable Additional Disruption
  Events</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Determining Party:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche for all applicable Additional Disruption
  Events</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Acknowledgements:</font></b></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Non-Reliance:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Agreements and Acknowledgements</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Regarding Hedging Activities:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Additional Acknowledgements:</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Applicable</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="42%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:42.6%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:2.98%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:54.42%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Mutual Representations: </font></b>Each
  of Deutsche and Counterparty represents and warrants to, and agrees with, the
  other party that:</p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
</table>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b>Tax Disclosure. </b>Notwithstanding anything to the contrary herein,
in the Equity Definitions or in the Agreement, and notwithstanding any express
or implied claims of exclusivity or proprietary rights, the parties (and each
of their employees, representatives or other agents) are authorized to disclose
to any and all persons, beginning immediately upon commencement of their
discussions and without limitation of any kind, the tax treatment and tax
structure of the Transaction, and all materials of any kind (including opinions
or other tax analyses) that are provided by either party to the other relating
to such tax treatment and tax structure.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b>Commodity Exchange Act. </b>It is an &#147;eligible contract
participant&#148; within the meaning of Section 1a(12) of the U.S. Commodity
Exchange Act, as amended (the &#147;<b>CEA</b>&#148;). The
Transaction has been subject to individual negotiation by the parties. The
Transaction has not been executed or traded on a &#147;trading facility&#148; as defined
in Section 1a(33) of the CEA. It has entered into the Transaction with the expectation and intent that the
Transaction shall be performed to its termination date.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b>Securities
Act. </b>It is a &#147;qualified institutional buyer&#148; as defined in Rule 144A
under the U.S. Securities Act of 1933, as amended (the &#147;<b>Securities
Act</b>&#148;), or an &#147;accredited investor&#148; as defined under the Securities
Act.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iv)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b>Investment Company Act. </b>It is a &#147;qualified purchaser&#148; as
defined under the U.S. Investment Company Act of 1940, as amended.</p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">6</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(v)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b><font style="font-weight:bold;">ERISA</font>.  </b>The
assets used in the Transaction (1) are not assets of any &#147;plan&#148; (as such term
is defined in Section 4975 of the U.S. Internal Revenue Code (the &#147;<b>Code</b>&#148;)) subject to Section 4975 of the Code or any &#147;employee
benefit plan&#148; (as such term is defined in Section 3(3) of the U.S. Employee
Retirement Income Security Act of 1974, as amended (&#147;<b>ERISA</b>&#148;))
subject to Title I of ERISA, and (2) do not constitute &#147;plan assets&#148; within the
meaning of Department of Labor Regulation 2510.3-101, 29 CFR Section
2510-3-101.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Counterparty
Representations: </font></b>In
addition to the representations and warranties in the Agreement and
those contained elsewhere herein, Counterparty represents, warrants and
acknowledges (on the Trade Date unless otherwise specified) that:</p>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty is not as of the Trade Date, and
shall not be after giving effect to the transactions contemplated hereby,
insolvent.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty has the capacity and authority to invest
directly in the Shares underlying the Transaction and has not entered into the
Transaction with the intent to avoid any regulatory filings.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty&#146;s
financial condition is such that it has no need for liquidity with respect to
its investment in the Transaction and no need to dispose of any portion thereof
to satisfy any existing or contemplated undertaking or indebtedness.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iv)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty&#146;s
investments in and liabilities in respect of the Transaction, which it
understands are not readily marketable, are not disproportionate to its net
worth, and Counterparty is able to bear any loss in connection with the
Transaction, including the loss of its entire investment in the Transaction.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(v)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The
representations and warranties of Counterparty set forth in Section 3 of the
Agreement and Section 1 of the Purchase Agreement dated as of October 24, 2006
between Counterparty and Deutsche as representative of the initial purchaser
thereto (the &#147;<b>Purchase Agreement</b>&#148;)
are true and correct and are hereby deemed to be repeated to Deutsche as if set
forth herein.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(vi)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty
understands, agrees and acknowledges that Deutsche has no obligation or
intention to register the Transaction under the Securities Act, any state
securities law or other applicable federal securities law.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;letter-spacing:-.15pt;">(vii)</font><font size="1" style="font-size:3.0pt;letter-spacing:-.15pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty
is not, and after giving effect to the transactions contemplated hereby will
not be, an &#147;investment company&#148; as such term is defined in the U.S. Investment
Company Act of 1940, as amended.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(viii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty
understands, agrees and acknowledges that no obligations of Deutsche to it
hereunder shall be entitled to the benefit of deposit insurance and that such
obligations shall not be guaranteed by any affiliate of Deutsche or any
governmental agency.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ix)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>(A)
Counterparty is acting for its own account, and it has made its own independent
decisions to enter into the Transaction and as to whether the Transaction is
appropriate or proper for it based upon its own judgment and upon advice from
such advisers as it has deemed necessary, (B) Counterparty is not relying on
any communication (written or oral) of Deutsche or any of its affiliates as
investment advice or as a recommendation to enter into the Transaction (it
being understood that information and explanations related to the terms and
conditions of the Transaction shall not be considered investment advice or a
recommendation to enter into the Transaction) and (C) no communication (written
or oral) </p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">7</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="1" face="Times New Roman" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>received
from Deutsche or any of its affiliates shall be deemed to be an assurance or
guarantee as to the expected results of the Transaction.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(x)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Without
limiting the generality of Section 13.1 of the Equity Definitions, Counterparty
acknowledges that Deutsche is not making any representations or warranties with
respect to the treatment of the Transaction under FASB Statements 133, as
amended, or 150, EITF Issue No. 00-19 (or any successor issue statements) or
under FASB&#146;s Liabilities &amp; Equity Project.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(xi)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty
is not entering into the Transaction for the purpose of (i) creating actual or
apparent trading activity in the Shares (or any security convertible into or
exchangeable for the Shares) or (ii) raising or depressing or otherwise
manipulating the price of the Shares (or any security convertible into or
exchangeable for the Shares), in either case in violation of Section 9 of the
U.S. Securities Exchange Act of 1934, as amended (the &#147;<b>Exchange Act</b>&#148;).</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(xii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty&#146;s
filings under the Securities Act, the Exchange Act, and other applicable
securities laws that are required to be filed have been filed and, as of the
respective dates thereof and as of the date of this representation, there is no
misstatement of material fact contained therein or omission of a material fact
required to be stated therein or necessary to make the statements made therein,
in the light of the circumstances under which they were made, not misleading.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(xiii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty
has not violated any applicable law (including, without limitation, the
Securities Act and the Exchange Act) in any material respect in connection with
the Transaction.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(xiv)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The
Transaction and any repurchase of the Shares by Counterparty in connection with
the Transaction, have been approved by Counterparty&#146;s board of directors.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;letter-spacing:-.15pt;">Counterparty Covenants:</font></b><b style="letter-spacing:-.15pt;"> </b>In addition to the covenants in the Agreement and those
contained elsewhere herein, Counterparty hereby covenants that:</p>

<p style="margin:0pt 0pt .0001pt;page-break-after:avoid;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty shall promptly provide written
notice to Deutsche upon obtaining knowledge of the occurrence of any event that
would constitute an Event of Default, a Potential Event of Default, a Potential
Adjustment Event, a Merger Event or any other Extraordinary Event; provided,
however, that should Counterparty be in possession of material non-public
information regarding Counterparty, Counterparty shall not communicate such
information to Deutsche.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty
shall not (a) violate or (b) take any action, or refrain from taking any
action, that in either case could reasonably be expected to cause Deutsche or
any of its affiliates to violate any applicable law (including, without
limitation, the Securities Act and the Exchange Act) in any material respect in
connection with the Transaction.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Counterparty shall, on
each Potential Exercise Date and on any day on which Shares may be delivered to
Counterparty pursuant to the Transaction, have the capacity and authority to invest directly in the Shares underlying
the Transaction.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 72.0pt;text-indent:-36.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iv)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Any
repurchase of Shares by Counterparty in connection with the Transaction will be
pursuant to a publicly announced share repurchase program approved by
Counterparty&#146;s board of directors and such repurchase shall be publicly
disclosed in Counterparty&#146;s periodic filings under the Exchange Act and its
financial statements and notes thereto when so required.</p>


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 <p style="margin:0pt 0pt .0001pt;text-align:center;"></p>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-weight:bold;line-height:normal;margin:0pt 0pt .0001pt;page-break-after:avoid;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">Miscellaneous:</font></b></p>

<p align="left" style="font-weight:bold;line-height:normal;margin:0pt 0pt .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 12.0pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Netting
and Set-Off.&#160; </font></b>The
parties hereto agree that the Transaction shall not be subject to netting or
set off with any other transaction.</p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Qualified Financial Contracts.</font></b>&#160; It is the intention of the
parties that, in respect of Counterparty, (a) the Transaction shall constitute
a &#147;qualified financial contract&#148; within the meaning of 12 U.S.C. Section
1821(e)(8)(D)(i) and (b) a Non-Defaulting Party&#146;s rights under Sections 5 and 6
of the Agreement constitute rights of the kind referred to in 12 U.S.C. Section
1821(e)(8)(A).</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Method of
Delivery.</font></b>&#160; Whenever
delivery of funds or other assets is required hereunder by or to Counterparty,
such delivery shall be effected through Agent.&#160;
In addition, all notices, demands and communications of any kind relating
to the Transaction between Deutsche and Counterparty shall be transmitted
exclusively through Agent.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Staggered
Settlement.&#160; </font></b>Deutsche may, by notice to Counterparty prior
to any Settlement Date (a &#147;<b>Nominal Settlement Date</b>&#148;), elect to deliver the Shares deliverable
on such Nominal Settlement Date on two or more dates (each, a &#147;<b>Staggered Settlement Date</b>&#148;) or at two or more times on the Nominal Settlement Date as follows: (i)
in such notice, Deutsche will specify to Counterparty the related Staggered Settlement
Dates (each of which will be on or prior to such Nominal Settlement Date, but
not prior to the beginning of the related &#147;Conversion Period&#148;) or delivery
times and how it will allocate the Shares it is required to deliver under &#147;Net
Share Settlement&#148; above among the Staggered Settlement Dates or delivery times;
and (ii) the aggregate number of Shares that Deutsche will deliver to
Counterparty hereunder on all such Staggered Settlement Dates and delivery
times will equal the number of Shares that Deutsche would otherwise be required
to deliver on such Nominal Settlement Date.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Additional
Termination Events.&#160; </font></b>The occurrence of (i) an &#147;Event of Default&#148;
with respect to Counterparty under the terms of the Convertible Notes as set
forth in Section 9.01 of the Indenture, (ii) an Amendment Event or (iii) a
Repayment Event shall be an Additional Termination Event with respect to which
the Transaction is the sole Affected Transaction and Counterparty is the sole
Affected Party and Deutsche shall be the party entitled to designate an Early
Termination Date pursuant to Section 6(b) of the Agreement; <i>provided</i> that in the case of a Repayment
Event the Transaction shall be subject to termination only in respect of the
portion of the Transaction corresponding to the number of Convertible Notes
that cease to be outstanding in connection with or as a result of such
Repayment Event; <i>provided</i>  <i>further</i> that if, ten Scheduled Trading
Days after the occurrence of any Repayment Event, Deutsche has not designated
an Early Termination Date in respect of the applicable portion of the
Transaction, Counterparty may designate an Early Termination Date in respect of
such portion of the Transaction.&#160; For the
avoidance of doubt, any such designation by Counterparty shall not alter the manner
of calculation of any termination amount in respect of the terminated portion
of the Transaction or limit the period over which Deutsche may complete any
hedging unwind activity.&#160; Counterparty
will provide prompt notice to Deutsche of the occurrence of any Repayment
Event.</p>

<p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="margin:0pt 0pt .0001pt 40.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<b>Amendment
Event</b>&#148; means that Counterparty amends, modifies, supplements or
obtains a waiver with respect to (i) any term of the Indenture or the
Convertible Notes governing the principal amount, coupon, maturity, repurchase
obligation of Counterparty, redemption right of Counterparty, any term relating
to conversion of the Convertible Notes (including changes to the conversion
price, conversion settlement dates or conversion conditions), or (ii) any term
that would require consent of the holders of not less than 100% of the
principal amount of the Convertible Notes to amend, in each case without the
prior consent of Deutsche, such consent not to be unreasonably withheld.</font></p>

<p style="margin:0pt 0pt .0001pt 40.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt .0001pt 40.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<b>Repayment
Event</b>&#148; means that (A) any Convertible Notes are repurchased (whether
in connection with or as a result of a change of control, howsoever defined, or
for any other reason) by Counterparty or any of its subsidiaries, (B) any
Convertible Notes are delivered to Counterparty or any of its subsidiaries in
exchange for delivery of any property or assets of Counterparty or any of its
subsidiaries (howsoever described), (C) any principal of any of the Convertible
Notes is repaid prior to the final maturity date of the Convertible Notes
(whether following acceleration of the Convertible Notes or otherwise), or (D)
any Convertible Notes are exchanged by or for the benefit of the holders
thereof for any other securities of Counterparty or any of its affiliates (or
any other property, or any combination thereof) pursuant to any </font></p>


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<p style="margin:0pt 0pt .0001pt 40.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">exchange offer or similar
transaction; <i>provided</i> that, in
the case of clause (B) and clause (D), conversions of the Convertible Notes
pursuant to the terms of the Indenture as in effect on the date hereof shall
not be Repayment Events.</font></p>

<p style="margin:0pt 0pt .0001pt 40.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Disposition
of Hedge Shares.&#160; </font></b>Counterparty hereby agrees that if, in the
good faith reasonable judgment of Deutsche, the Shares (the &#147;<b>Hedge Shares</b>&#148;)
acquired by Deutsche for the purpose of hedging its obligations pursuant to the
Transaction cannot be sold in the public market by Deutsche without
registration under the Securities Act, Counterparty shall, at its election: (i)
in order to allow Deutsche to sell the Hedge Shares in a registered offering,
make available to Deutsche an effective registration statement under the
Securities Act to cover the resale of such Hedge Shares and (A) enter into an
agreement, in form and substance satisfactory to Deutsche, substantially in the
form of an underwriting agreement for a registered offering, (B) provide
accountant&#146;s &#147;comfort&#148; letters in customary form for registered offerings of
equity securities, (C) provide disclosure opinions of nationally recognized
outside counsel to Counterparty reasonably acceptable to Deutsche, (D) provide
other customary opinions, certificates and closing documents customary in form
for registered offerings of equity securities and (E) afford Deutsche a
reasonable opportunity to conduct a &#147;due diligence&#148; investigation with respect
to Counterparty customary in scope for underwritten offerings of equity
securities; <i>provided</i>, <i>however</i>, that if Deutsche, in its sole
reasonable discretion, is not satisfied with access to due diligence materials,
the results of its due diligence investigation, or the procedures and
documentation for the registered offering referred to above, then clause (ii)
or clause (iii) of this paragraph shall apply at the election of Counterparty;
(ii) in order to allow Deutsche to sell the Hedge Shares in a private
placement, enter into a private placement agreement substantially similar to
private placement purchase agreements customary for private placements of
equity securities, in form and substance satisfactory to Deutsche, including
customary representations, covenants, blue sky and other governmental filings
and/or registrations, indemnities to Deutsche, due diligence rights (for
Deutsche or any designated buyer of the Hedge Shares from Deutsche), opinions
and certificates and such other documentation as is customary for private
placements agreements, all reasonably acceptable to Deutsche (in which case,
the Calculation Agent shall make any adjustments to the terms of the
Transaction that are necessary, in its reasonable judgment, to compensate
Deutsche for any discount from the public market price of the Shares incurred
on the sale of Hedge Shares in a private placement); or (iii) purchase the
Hedge Shares from Deutsche at the VWAP Price on such Exchange Business Days,
and in the amounts, requested by Deutsche.&#160;
&#147;<b>VWAP Price</b>&#148; means, on any Exchange Business Day, the per Share volume-weighted
average price as displayed under the heading &#147;Bloomberg VWAP&#148; on Bloomberg page
UTHR &lt;equity&gt; AQR (or any
successor thereto) in respect of the period from 9:30 a.m. to 4:00 p.m. (New
York City time) on such Exchange Business Day (or if such volume-weighted
average price is unavailable, the market value of one Share on such Exchange
Business Day, as determined by the Calculation Agent using a volume-weighted
method).&#160; This paragraph shall survive
the termination, expiration or early unwind of the Transaction.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Status of
Claims in Bankruptcy.</font></b>&#160;
Deutsche acknowledges and agrees that this Confirmation is not intended
to convey to Deutsche rights with respect to the Transaction that are senior to
the claims of common stockholders in any U.S. bankruptcy proceedings of
Counterparty; <i>provided</i> that
nothing herein shall limit or shall be deemed to limit Deutsche&#146;s right to
pursue remedies in the event of a breach by Counterparty of its obligations and
agreements with respect to the Transaction either outside of a bankruptcy
proceeding or (subject only to the limitation on seniority in the preceding
clause) within a bankruptcy proceeding; <i><font style="font-style:italic;">p</font>rovided</i>, <i>further</i>, that
nothing herein shall limit or shall be deemed to limit Deutsche&#146;s rights in
respect of any transactions other than the Transaction.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">No
Collateral.</font></b>&#160;
Notwithstanding any provision of this Confirmation, the Agreement,
Equity Definitions, or any other agreement between the parties to the contrary,
the obligations of Counterparty under the Transaction are not secured by any
collateral.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;letter-spacing:-.15pt;">Securities Contract; Swap Agreement.</font></b>&#160; The
parties hereto agree and acknowledge that Deutsche is a &#147;financial
institution,&#148; &#147;swap participant&#148; and &#147;financial participant&#148; within the meaning
of Sections 101(22), 101(53C) and 101(22A) of Title 11 of the United States
Code (the &#147;<b>Bankruptcy Code</b>&#148;).&#160; The parties hereto further agree and
acknowledge (A) that this Confirmation is (i) a &#147;securities contract,&#148; as such
term is defined in Section 741(7) of the Bankruptcy Code, with respect to which
each payment and delivery hereunder is a &#147;settlement payment,&#148; as such term is
defined in Section 741(8) of the Bankruptcy Code, and (ii) a &#147;swap agreement,&#148;
as such term is </p>


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<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">defined
in Section 101(53B) of the Bankruptcy Code, with respect to which each payment
and delivery hereunder is a &#147;transfer,&#148; as such term is defined in Section
101(54) of the Bankruptcy Code, and (B) that Deutsche is entitled to the
protections afforded by, among other sections, Section 362(b)(6), 362(b)(17),
546(e), 546(g), 555 and 560 of the Bankruptcy Code.</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Repurchase
Notices.</font></b>&#160; Counterparty
shall, on any day on which Counterparty effects any repurchase of Shares,
promptly give Deutsche a written notice of such repurchase (a &#147;<b>Repurchase Notice</b>&#148;) on such day if following such
repurchase, the Unit Equity Percentage as determined on such day is (a) equal
to or greater than 6% and (b) greater by 0.5% than the Unit Equity Percentage
included in the immediately preceding Repurchase Notice (or, in the case of the
first such Repurchase Notice, greater than the Unit Equity Percentage as of the
date hereof).&#160; The &#147;<b>Unit Equity
Percentage</b>&#148; as of any day is the fraction (i) the numerator of which
is the product of the number of Note Hedging Units <i>and</i>
the Note Hedging Unit Entitlement, and (ii) the denominator of which is the
number of Shares outstanding on such day.&#160;
Counterparty agrees to indemnify and hold harmless Deutsche and its
affiliates and their respective officers, directors, employees, advisors,
agents and controlling persons (each, a &#147;<b>Section 16</b>  <b>Indemnified Person</b>&#148;) from and against any
and all losses (including losses relating to Deutsche&#146;s hedging activities as a
consequence of becoming, or of the risk of becoming, a Section 16 &#147;insider&#148;,
including without limitation, any forbearance from hedging activities or
cessation of hedging activities and any losses in connection therewith with
respect to the Transaction), claims, damages, judgments, liabilities and
expenses (including reasonable attorney&#146;s fees), joint or several, to which a
Section 16 Indemnified Person may become subject, as a result of Counterparty&#146;s
failure to provide Deutsche with a Repurchase Notice on the day and in the
manner specified in this paragraph, and to reimburse, upon written request,
each of such Section 16 Indemnified Persons for any reasonable legal or other
expenses incurred in connection with investigating, preparing for, providing
testimony or other evidence in connection with or defending any of the
foregoing.&#160; If any suit, action,
proceeding (including any governmental or regulatory investigation), claim or
demand shall be brought or asserted against the Section 16 Indemnified Person,
such Section 16 Indemnified Person shall promptly notify Counterparty in
writing, and Counterparty, upon request of the Section 16 Indemnified Person,
shall retain counsel reasonably satisfactory to the Section 16 Indemnified
Person to represent the Section 16 Indemnified Person and any others
Counterparty may designate in such proceeding and shall pay the fees and expenses
of such counsel related to such proceeding.&#160;
Counterparty shall be relieved from liability to the extent that the
Section 16 Indemnified Person fails promptly to notify Counterparty of any
action commenced against it in respect of which indemnity may be sought
hereunder; <i>provided</i>, that failure to notify
Counterparty (x) shall not relieve Counterparty from any liability hereunder to
the extent it is not materially prejudiced as a result thereof and
(y)&nbsp;shall not, in any event, relieve Counterparty from any liability that
it may have otherwise than on account of this indemnity agreement.&#160; Counterparty shall not be liable for any
settlement of any proceeding effected without its written consent, but if
settled with such consent or if there be a final judgment for the plaintiff,
Counterparty agrees to indemnify any Section 16 Indemnified Person from and
against any loss or liability by reason of such settlement or judgment.&#160; Counterparty shall not, without the prior written
consent of the Section 16 Indemnified Person, effect any settlement of any
pending or threatened proceeding in respect of which any Section 16 Indemnified
Person is or could have been a party and indemnity could have been sought
hereunder by such Section 16 Indemnified Person, unless such settlement
includes an unconditional release of such Section 16 Indemnified Person from
all liability on claims that are the subject matter of such proceeding on terms
reasonably satisfactory to such Section 16 Indemnified Person.&#160; If the indemnification provided for in this
paragraph is unavailable to a Section 16 Indemnified Person or insufficient in
respect of any losses, claims, damages or liabilities referred to therein, then
Counterparty, in lieu of indemnifying such Section 16 Indemnified Person thereunder,
shall contribute to the amount paid or payable by such Section 16 Indemnified
Person as a result of such losses, claims, damages or liabilities.&#160; The remedies provided for in this paragraph
are not exclusive and shall not limit any rights or remedies that may otherwise
be available to any Section 16 Indemnified Person at law or in equity.&#160; The indemnity and contribution agreements
contained in this paragraph shall remain operative and in full force and effect
regardless of the termination of the Transaction.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Alternative
Calculations and Deutsche Payment on Early Termination and on Certain
Extraordinary Events.</font></b>&#160;
If Deutsche owes Counterparty any amount in connection with the
Transaction pursuant to Sections 12.2, 12.3 (and &#147;Consequences of Merger Events&#148;
above), 12.6, 12.7 or 12.9 of the Equity Definitions (except in the case of an
Extraordinary Event in which the consideration or proceeds to be paid to
holders of Shares as a result of such event consists solely of cash) or
pursuant to Section 6(d)(ii) of the Agreement (except in the case of </p>


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<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">an Event of Default in
which Counterparty is the Defaulting Party or a Termination Event in which
Counterparty is the Affected Party, other than (x) an Event of Default of the
type described in Section 5(a)(iii), (v), (vi) or (vii) of the Agreement or (y)
a Termination Event of the type described in Section 5(b)(i), (ii), (iii),
(iv), (v) or (vi) of the Agreement that in the case of either (x) or (y)
resulted from an event or events outside Counterparty&#146;s control) (a &#147;<b>Deutsche Payment Obligation</b>&#148;), Counterparty shall have the
right, in its sole discretion, to require Deutsche to satisfy any such Deutsche
Payment Obligation by delivery of Termination Delivery Units (as defined below)
by giving irrevocable telephonic notice to Deutsche, confirmed in writing
within one Scheduled Trading Day, between the hours of 9:00 a.m. and 4:00 p.m.
New York time on the Early Termination Date or other date the transaction is
terminated, as applicable (&#147;<b>Notice of Deutsche
Termination Delivery</b>&#148;).&#160;
Within a commercially reasonable period of time following receipt of a
Notice of Deutsche Termination Delivery, Deutsche shall deliver to Counterparty
a number of Termination Delivery Units having a cash value equal to the amount
of such Deutsche Payment Obligation (such number of Termination Delivery Units
to be delivered to be determined by the Calculation Agent as the number of
whole Termination Delivery Units that could be purchased over a commercially
reasonable period of time with the cash equivalent of such payment
obligation).&#160; If the provisions set forth
in this paragraph&nbsp;are applicable, the provisions of Sections 9.8, 9.9,
9.10, 9.11 (modified as described above) and 9.12 of the Equity Definitions
shall be applicable, except that all references to &#147;Shares&#148; shall be read as
references to &#147;Termination Delivery Units.&#148;</font></p>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt .0001pt 40.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<b>Termination
Delivery Unit</b>&#148; means (a) in the case of a Termination Event, an
Event of Default or an Extraordinary Event (other than an Insolvency,
Nationalization or Merger Event), one Share or (b) in the case of an
Insolvency, Nationalization or Merger Event, a unit consisting of the number or
amount of each type of property received by a holder of one Share (without
consideration of any requirement to pay cash or other consideration in lieu of
fractional amounts of any securities) in such Insolvency, Nationalization or
Merger Event.&#160; If a Termination Delivery
Unit consists of property other than cash or New Shares and Counterparty provides
irrevocable written notice to the Calculation Agent on or prior to the Closing
Date that it elects to receive cash, New Shares or a combination thereof (in
such proportion as Counterparty designates) in lieu of such other property, the
Calculation Agent shall replace such property with cash, New Shares or a
combination thereof as components of a Termination Delivery Unit in such
amounts, as determined by the Calculation Agent in its discretion by
commercially reasonable means, as shall have a value equal to the value of the
property so replaced.&#160; If such
Insolvency, Nationalization or Merger Event involves a choice of consideration
to be received by holders, such holder shall be deemed to have elected to
receive the maximum possible amount of cash.</font></p>

<p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Rule
10b-18.</font></b>&#160; Except as
disclosed to Deutsche in writing prior to the date on which the offering of the
Convertible Notes was first announced, Counterparty represents and warrants to
Deutsche that it has not made any purchases of blocks by or for itself or any
of its Affiliated Purchasers pursuant to the one block purchase per week
exception in Rule 10b-18(b)(4) under the Exchange Act during each of the four
calendar weeks preceding such date (&#147;<b>Rule 10b-18 purchase</b>,&#148;
&#147;<b>blocks</b>&#148; and &#147;<b>Affiliated
Purchaser</b>&#148; each as defined in Rule 10b-18 under the Exchange
Act).&#160; Counterparty agrees and
acknowledges that it shall not, and shall cause its affiliates and Affiliated
Purchasers not to, directly or indirectly (including by means of a derivative
instrument) enter into any transaction to purchase any Shares during the period
beginning on such date and ending on the day on which Deutsche has informed
Counterparty in writing that it has completed all purchases of Shares to hedge
initially its exposure to the Transaction.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Regulation
M.</font></b>&#160; Counterparty was
not on the date on which the offering of the Convertible Notes was first
announced, has not since such date and prior to the date hereof, and is not on
the date hereof, engaged in a distribution, as such term is used in Regulation
M under the Exchange Act, of any securities of Counterparty, other than a
distribution meeting the requirements of the exception set forth in Sections
101(b)(10) and 102(b)(7) of Regulation M under the Exchange Act.&#160; Counterparty shall not, until the day on
which Deutsche has informed Counterparty in writing that it has completed all
purchases of Shares to hedge initially its exposure to the Transaction, engage
in any such distribution.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">No
Material Non-Public Information.</font></b><font size="2" style="font-size:10.0pt;">&#160; On each day (i) during the period beginning on
the day on which the offering of the Convertible Notes was first announced and
ending on the Effective Date and (ii) on which Counterparty designates
an Early Termination Date pursuant to &#147;<b>Additional
Termination Events</b>&#148; above, </font></p>


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<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Counterparty represents
and warrants to Deutsche that it is not aware of any material nonpublic
information concerning itself or the Shares.</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Right to
Extend.&#160; </font></b><font size="2" style="font-size:10.0pt;">Deutsche may postpone any
Potential Exercise Date or postpone or extend any other date of valuation or
delivery with respect to some or all of the relevant Note Hedging Units (in
which event the Calculation Agent shall make appropriate adjustments to the
Settlement Amount for such Note Hedging Units), if Deutsche determines, in its
reasonable discretion, that such extension is reasonably necessary or
appropriate (i) to preserve, in light of existing liquidity conditions,
Deutsche&#146;s hedging or hedge unwind activity hereunder if such activity relates
to a number of Shares equal to or greater than 5% of the Shares underlying the
Transaction or (ii) to enable Deutsche to effect purchases of Shares in
connection with its hedging, hedge unwind or settlement activity hereunder in a
manner that would, if Deutsche were Issuer or an affiliated purchaser of
Issuer, be in compliance with applicable legal, regulatory or self-regulatory
requirements, or with related policies and procedures applicable to Deutsche.</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Transfer
or Assignment.</font></b>&#160;
Counterparty may not transfer any of its rights or obligations under the
Transaction without the prior written consent of Deutsche.&#160; Deutsche may transfer or assign (1) all or a
portion of its Note Hedging Units hereunder at any time to any affiliate of
Deutsche or (2) the Terminated Portion under the conditions and pursuant to the
provisions set forth in the immediately following paragraph to any third party,
in each case with a rating for its long term, unsecured and unsubordinated
indebtedness of A+ or better by Standard &amp; Poor&#146;s Ratings Services or its
successor (&#147;<b>S&amp;P</b>&#148;), or A1 or better by
Moody&#146;s Investors Service, Inc. (&#147;<b>Moody&#146;s</b>&#148;) or,
if either S&amp;P or Moody&#146;s ceases to rate such debt, at least an equivalent
rating or better by a substitute agency rating mutually agreed by Counterparty
and Deutsche, without the consent of Counterparty.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">If, as determined in
Deutsche&#146;s sole discretion, (x) its &#147;beneficial ownership&#148; (within the meaning
of Section 16 of the Exchange Act and rules promulgated thereunder) exceeds
8.5% of Counterparty&#146;s outstanding Shares and (y) Deutsche is unable, after
commercially reasonable efforts, to effect a transfer or assignment on pricing
terms and within a time period reasonably acceptable to it of all or a portion
of the Transaction pursuant to the preceding paragraph to reduce such
&#147;beneficial ownership&#148; below 8.5%, Deutsche may designate any Scheduled Trading
Day as an Early Termination Date with respect to a portion (the &#147;<b>Terminated Portion</b>&#148;) of this Transaction,
such that its &#147;beneficial ownership&#148; following such partial termination will be
approximately equal to but less than 8.5%.&#160;
In the event that Deutsche so designates an Early Termination Date with
respect to a portion of this Transaction, a payment shall be made pursuant to
Section 6 of the Agreement as if (i) an Early Termination Date had been
designated in respect of a Transaction having terms identical to this
Transaction and a Number of Note Hedging Units equal to the Terminated Portion,
(ii) the Counterparty shall be the sole Affected Party with respect to such
partial termination and (iii) such Transaction shall be the only Terminated Transaction
(and, for the avoidance of doubt, the provisions set forth under the caption &#147;<b>Alternative Calculations and Deutsche Payment on Early Termination and
on Certain Extraordinary Events</b>&#148; shall apply to any amount that is payable by Deutsche to
Counterparty pursuant to this sentence).</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Notwithstanding any other
provision in this Confirmation to the contrary requiring or allowing Deutsche
to purchase, sell, receive or deliver any shares or other securities to or from
Counterparty, Deutsche may designate any of its affiliates to purchase, sell,
receive or deliver such shares or other securities and otherwise to perform
Deutsche&#146;s obligations in respect of the Transaction and any such designee may
assume such obligations.&#160; Deutsche shall
be discharged of its obligations to Counterparty to the extent of any such
performance.</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Severability;
Illegality.</font></b>&#160; If
compliance by either party with any provision of the Transaction would be
unenforceable or illegal, (a)&nbsp;the parties shall negotiate in good faith to
resolve such unenforceability or illegality in a manner that preserves the
economic benefits of the transactions contemplated hereby and (b)&nbsp;the
other provisions of the Transaction shall not be invalidated, but shall remain
in full force and effect.</p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Waiver of
Jury Trial.</font></b>&#160;&#160; EACH
PARTY WAIVES, TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, ANY RIGHT IT
MAY HAVE TO A TRIAL BY JURY IN RESPECT OF ANY SUIT, ACTION OR PROCEEDING
RELATING TO THE TRANSACTION.&#160; EACH PARTY
(I) CERTIFIES THAT NO REPRESENTATIVE, AGENT OR ATTORNEY OF THE OTHER PARTY HAS
REPRESENTED, EXPRESSLY OR OTHERWISE, THAT SUCH OTHER PARTY WOULD NOT, IN THE
EVENT OF SUCH A </p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">13</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">SUIT, ACTION OR
PROCEEDING, SEEK TO ENFORCE THE FOREGOING WAIVER AND (II) ACKNOWLEDGES THAT IT
AND THE OTHER PARTY HAVE BEEN INDUCED TO ENTER INTO THE TRANSACTION, AS
APPLICABLE, BY, AMONG OTHER THINGS, THE MUTUAL WAIVERS AND CERTIFICATIONS
PROVIDED HEREIN.</font></p>

<p style="margin:0pt 0pt .0001pt 20.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt .0001pt 20.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Early Unwind.</font></b>&#160; In the event the sale of Convertible Notes is
not consummated with the initial purchaser thereof for any reason by the close
of business in New York on October 30, 2006 (or such later date as agreed upon
by the parties) (October 30, 2006 or such later date as agreed upon being the &#147;<b>Early Unwind Date</b>&#148;), the Transaction shall automatically
terminate (the &#147;<b>Early Unwind</b>&#148;) on the Early Unwind
Date and (a) the Transaction and all of the respective rights and obligations
of Deutsche and Counterparty under the Transaction shall be cancelled and
terminated and (b) each party shall be released and discharged by the other party
from and agrees not to make any claim against the other party with respect to
any obligations or liabilities of the other party arising out of and to be
performed in connection with the Transaction either prior to or after the Early
Unwind Date; <i>provided</i> that, other than in
cases involving a breach of the Purchase Agreement by Deutsche or an affiliate
thereof, Counterparty shall purchase from Deutsche on the Early Unwind Date all
Shares purchased by Deutsche or one or more of its affiliates, and assume, or
reimburse the cost of, derivatives entered into by Deutsche or one or more of
its affiliates, in each case, in connection with hedging the Transaction and
the unwind of such hedging activities.&#160;
The amount payable by Counterparty shall be Deutsche&#146;s (or its
affiliates) actual cost of such Shares and unwind cost of such derivatives as
Deutsche informs Counterparty and shall be paid in immediately available funds
on the Early Unwind Date.&#160; Deutsche and
Counterparty represent and acknowledge to the other that, subject to the
proviso included in the preceding sentence, upon an Early Unwind, all
obligations with respect to the Transaction shall be deemed fully and finally
discharged.</p>

<p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p style="font-family:Times New Roman;font-size:10.0pt;margin:0pt 0pt 6.0pt 144.0pt;text-indent:-144.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Governing
law</font></b>:<b> </b><b><font size="1" style="font-size:3.0pt;font-weight:bold;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font></b>The law of the
State of New York.</p>

<p style="line-height:normal;margin:6.0pt 0pt 12.0pt;page-break-after:avoid;"><i><font size="2" face="Times New Roman" style="font-size:10.0pt;font-style:italic;">Contact information.</font></i><font size="2" face="Times New Roman" style="font-size:10.0pt;">
For purposes of the Agreement (unless otherwise specified in the Agreement),
the addresses for notice to the parties shall be:</font></p>

<p style="line-height:normal;margin:6.0pt 0pt 12.0pt;page-break-after:avoid;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a) Counterparty</font></p>

<p align="left" style="line-height:normal;margin:0pt 0pt 12.0pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">United
Therapeutics Corporation<br>
1110 Spring St.<br>
Silver Spring, MD 20910<br>
Attention: John Ferrari, Chief Financial Officer<br>
Fax:&#160; (301) 608-3049</font></p>

<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b) Deutsche</font></p>

<p align="left" style="line-height:normal;margin:0pt 0pt 12.0pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Deutsche
Bank AG London</font></p>

<p align="left" style="line-height:normal;margin:0pt 0pt 12.0pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">c/o
Deutsche Bank Securities Inc. <br>
60 Wall Street <br>
New York, NY 10005</font></p>

<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Attention: Documentation
Department</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">14</font></p> <br><hr size="3" width="100%" noshade color="#010101" align="center">

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<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Confirmation may be
executed in several counterparts, each of which shall be deemed an original but
all of which together shall constitute one and the same instrument.</font></p>

<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Counterparty hereby
agrees to check this Confirmation and to confirm that the foregoing correctly
sets forth the terms of the Transaction by signing in the space provided below
and returning to Deutsche a facsimile of the fully-executed Confirmation to
Deutsche at 44 113 336 2009.&#160; Originals
shall be provided for your execution upon your request.</font></p>

<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">We are very pleased to
have executed the Transaction with you and we look forward to completing other
transactions with you in the near future.</font></p>

<p style="line-height:normal;margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Very truly yours,</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;font-family:Times New Roman;width:100.0%;">
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="font-size:10.0pt;margin:0pt 0pt .0001pt;"><!-- SET mrlNoTableShading --><b>DEUTSCHE BANK AG LONDON</b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ LEE
  FRANKENFIELD</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Title:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ ANDREA
  LEUNG</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Title:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="38%" colspan="2" valign="top" style="padding:0pt .7pt 0pt 0pt;width:38.72%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">DEUTSCHE BANK SECURITIES INC.,</font></b></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">acting solely as Agent in connection with this
  Transaction</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ LEE
  FRANKENFIELD</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Title:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ ANDREA
  LEUNG</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Title:</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Counterparty hereby agrees to, accepts and confirms
  the terms of the foregoing as of the Trade Date.</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">UNITED THERAPEUTICS CORPORATION</font></b></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="100%" colspan="3" valign="top" style="padding:0pt .7pt 0pt 0pt;width:100.0%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ JOHN
  FERRARI</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="border:none;padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name:&nbsp;John
  Ferrari</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr style="page-break-inside:avoid;">
  <td width="9%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:9.92%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="28%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:28.78%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Title:&nbsp;&nbsp;Chief
  Financial Officer</font></p>
  </td>
  <td width="61%" valign="top" style="padding:0pt .7pt 0pt 0pt;width:61.28%;">
  <p style="margin:0pt 0pt .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
</table>

<p style="margin:0pt 0pt 12.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


 <p style="font-size:10.0pt;margin:24.0pt 0pt .0001pt;text-align:center;"><font face="Times New Roman">15</font></p>
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