Chemical structure of <a href="https://en.wikipedia.org/wiki/benperidol" class="extiw" title="w:benperidol">benperidol</a>.
<a href="//commons.wikimedia.org/wiki/User:Wostr" title="User:Wostr">Wostr</a>
Own work  using: <a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/16363">PubChem</a>