Structure of <a href="https://en.wikipedia.org/wiki/Chelidonic_acid" class="extiw" title="w:Chelidonic acid">Chelidonic acid</a>
<a href="//commons.wikimedia.org/wiki/User:Gauravjuvekar" title="User:Gauravjuvekar">Gauravjuvekar</a>
<span class="int-own-work" lang="en">Own work</span>