[{"from": "human", "value": "What can you tell me about this molecule? [C][/C][=C][/C][N][C][C][C@@H1][\\-Ring1][=Branch1][C@H1][Branch2][Ring1][Ring2][C][=C][Branch1][Branch1][C][C][Ring1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][O][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is an organic heterotetracyclic compound that is 1,4,5,6,7,8-hexahydro-2H-3,6-ethanoazonino[5,4-b]indole in which position 5 is substituted by an ethylidene group and position 7R is substituted by a methoxycarbonyl group. It is a methyl ester, a monoterpenoid indole alkaloid, an organic heterotetracyclic compound and a bridged compound. It is a conjugate base of a (16R)-deshydroxymethyl-stemmadenine(1+)."}]