Chemical structure of <a href="https://en.wikipedia.org/wiki/benziodarone" class="extiw" title="w:benziodarone">benziodarone</a> — a <a href="https://en.wikipedia.org/wiki/Vasodilation" class="extiw" title="w:Vasodilation">vasodilator</a> agent.
Panoramix303
Own work  using: <a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/6237">PubChem</a>