[{"from": "human", "value": "Describe this molecule. [C][C][C@][C][C][=Branch2][Ring2][Branch1][=C][C@@][Branch1][S][C@H1][Ring1][=Branch1][NH1+1][Branch1][Branch1][C][C][Ring1][Branch1][C][C][=C][Ring1][N][C][=C][Branch1][Ring2][N][Ring1][N][C][=C][Branch1][Branch1][C][=C][Ring1][#Branch1][O][C][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is conjugate acid of 16-methoxytabersonine arising from protonation of the endocyclic tertiary amino group. It is a conjugate acid of a 16-methoxytabersonine."}]