<a href="https://en.wikipedia.org/wiki/Skeletal_structure" class="extiw" title="en:Skeletal structure">Skeletal structures</a> for the reaction of 2,6-pyridinedicarbonitrile with <a href="https://en.wikipedia.org/wiki/methylmagnesium_bromide" class="extiw" title="en:methylmagnesium bromide">methylmagnesium bromide</a> followed by reaction with an <a href="https://en.wikipedia.org/wiki/aqueous_solution" class="extiw" title="en:aqueous solution">aqueous solution</a> of <a href="https://en.wikipedia.org/wiki/sulfuric_acid" class="extiw" title="en:sulfuric acid">sulfuric acid</a> to give <a href="https://en.wikipedia.org/wiki/2,6-diacetylpyridine" class="extiw" title="en:2,6-diacetylpyridine">2,6-diacetylpyridine</a>.
<a href="//commons.wikimedia.org/wiki/User:DMacks" title="User:DMacks">DMacks</a> (<a href="//commons.wikimedia.org/wiki/User_talk:DMacks" title="User talk:DMacks"><span class="signature-talk">talk</span></a>)
<span class="int-own-work" lang="en">Own work</span>