Skeletal formula of a general ketone
<ul><li><a href="//commons.wikimedia.org/wiki/File:Ketone-group-2D-skeletal.png" title="File:Ketone-group-2D-skeletal.png">Ketone-group-2D-skeletal.png</a>: *<a href="//commons.wikimedia.org/wiki/File:Ketone-displayed.png" title="File:Ketone-displayed.png">Ketone-displayed.png</a>: <a href="//commons.wikimedia.org/wiki/User:Benjah-bmm27" title="User:Benjah-bmm27">Benjah-bmm27</a></li>
<li>derivative work: <a href="//commons.wikimedia.org/w/index.php?title=User:Alberrosidus&amp;action=edit&amp;redlink=1" class="new" title="User:Alberrosidus (page does not exist)">Alberrosidus</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Alberrosidus" title="User talk:Alberrosidus"><span class="signature-talk">talk</span></a>)</li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Vladsinger" title="User:Vladsinger">Vladsinger</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Vladsinger" title="User talk:Vladsinger"><span class="signature-talk">talk</span></a>)</li></ul>
2009-07-31 21:52
<ul><li><a href="//commons.wikimedia.org/wiki/File:Ketone-group-2D-skeletal.png" title="File:Ketone-group-2D-skeletal.png">Ketone-group-2D-skeletal.png</a></li></ul>