COMBU (4-((1,3-Dimethyl-2,4,6-trioxotetrahydropyrimidin-5(6H)ylidenaminooxy)(dimethylamino)methylen)morpholin-4-iumhexafluorophosphat)
<a href="//commons.wikimedia.org/wiki/User:Steffen_962" title="User:Steffen 962">Steffen 962</a>
<span class="int-own-work" lang="en">Own work</span>