c# sorting list by substring
<p>i have a list of strings:</p>

<pre><code>\\\\Tecan1\\tecan #1 output\\15939-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15942-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15945-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15948-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15951-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15954-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15957-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15960-E.ESY\r\n
\\\\Tecan1\\tecan #1 output\\15963-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15940-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15943-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15946-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15949-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15952-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15955-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15958-E.ESY\r\n
\\\\Tecan_2\\output on tecan 2\\15961-E.ESY\r\n
\\\\Tecan-5\\Output\\15941-E.ESY\r\n
\\\\Tecan-5\\Output\\15944-E.ESY\r\n
\\\\Tecan-5\\Output\\15947-E.ESY\r\n
\\\\Tecan-5\\Output\\15950-E.ESY\r\n
\\\\Tecan-5\\Output\\15953-E.ESY\r\n
\\\\Tecan-5\\Output\\15956-E.ESY\r\n
\\\\Tecan-5\\Output\\15959-E.ESY\r\n
\\\\Tecan-5\\Output\\15962-E.ESY\r\n
</code></pre>

<p>each \r\n should be a new line. sorry for the bad formatting</p>

<p>i need to sort the list of by the file name <code>15939-E.ESY</code>, etc... i need the entire list in alphanumerical order by the filename. how would i sort it this way?</p>
