[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][Branch1][Branch2][C][S+1][Ring1][Branch1][C][Ring1][Branch2][N][Branch1][P][C][=Branch1][C][=O][N][Ring1][=Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a complex heterocyclic sulfonium compound with an imidazolium core, used to treat hypertension. It has a role as a vasodilator agent, an antihypertensive agent, an anaesthesia adjuvant and a nicotinic antagonist."}]