Chemical structure of <a href="https://en.wikipedia.org/wiki/carburazepam" class="extiw" title="w:carburazepam">carburazepam</a>—a <a href="https://en.wikipedia.org/wiki/benzodiazepine" class="extiw" title="w:benzodiazepine">benzodiazepine</a> sedative-hypnotic.
<a href="//commons.wikimedia.org/wiki/User:Gringer" title="User:Gringer">Gringer</a>
Own work  using: <a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/68787">PubChem</a>