Chemical structure of <a href="https://en.wikipedia.org/wiki/Chaetoglobosin_A" class="extiw" title="w:Chaetoglobosin A">chaetoglobosin A</a>.
<a href="//commons.wikimedia.org/wiki/User:Charlesy" title="User:Charlesy">Charlesy</a>
<span class="int-own-work" lang="en">Own work</span>