[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][O][C@@H1][C@H1][C][=C][Branch2][Ring2][#Branch2][C][=C][Branch2][Ring1][#C][C][=C][Ring1][=Branch1][C][C][N+1][Ring1][#Branch2][Branch2][Ring1][C][C][C][=C][Ring1][=C][C][=C][C][=Branch1][=Branch1][=C][Ring1][=Branch1][O][C][O][C][C][O][C][O][Ring2][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is a quaternary ammonium ion that is (13S,14R)-1,13-dihydroxy-N-methylcanadine in which the alcoholic hydroxy group at position 13 has been converted into the corresponding acetate ester. It is functionally related to a (13S,14R)-1,13-dihydroxy-N-methylcanadine."}]