Decarboxylation of 2 Pyruvate to α-Acetolactate, catalyzed by Acetolactate-Synthase.
<a href="//commons.wikimedia.org/wiki/User:Nothingserious" title="User:Nothingserious">Nothingserious</a>
<span class="int-own-work" lang="en">Own work</span>