3-<a href="https://en.wikipedia.org/wiki/Keto_acid" class="extiw" title="w:Keto acid">ketoacid</a> decarboxylation mechanism
<a href="//commons.wikimedia.org/wiki/User:Joey-das-WBF" title="User:Joey-das-WBF">Johannes Rössel</a>
2020-05-23
<span class="int-own-work" lang="en">Own work</span>