Structure of 4-FMA
<a href="https://en.wikipedia.org/wiki/User:Meodipt" class="extiw" title="en:User:Meodipt">Meodipt</a> at <a class="external text" href="https://en.wikipedia.org">en.wikipedia</a> (Later version(s) were uploaded by <a href="https://en.wikipedia.org/wiki/User:Edgar181" class="extiw" title="en:User:Edgar181">Edgar181</a> at <a class="external text" href="https://en.wikipedia.org">en.wikipedia</a>.)
9 December 2007 (original upload date); 24 June 2011 (last version)
<span class="int-own-work" lang="en">Own work</span>