[{"from": "human", "value": "What can you tell me about this molecule? [C][C][Branch1][#Branch2][C][N+1][Branch1][C][C][Branch1][C][C][C][O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is a quaternary ammonium ion in which the nitrogen is substituted with three methyl groups and a 2-acetoxypropyl group. Parasympathomimetic bronchoconstrictor drug used in clinical diagnosis. It has a role as a muscarinic agonist, a bronchoconstrictor agent, an epitope, a cholinergic agonist and a vasodilator agent. It is a quaternary ammonium ion and an acetate ester."}]