[{"from": "human", "value": "Provide a description of this molecule. [C][C][C@][C][C@@][Branch2][Ring2][Ring2][C][=N][C][=C][Branch2][Ring1][Ring1][C@][Ring1][Branch1][C@H1][Ring1][=Branch2][N][Branch1][Branch1][C][C][Ring1][Branch1][C][C][=C][Ring1][#C][C][=C][C][=Branch1][Ring2][=C][Ring1][=C][O][C][Branch1][#Branch1][C][=Branch1][C][=O][O][C][O]"}, {"from": "gpt", "value": "The molecule is a monoterpenoid indole alkaloid that is a reactive intermediate in the biosynthesis of vindoline by Catharanthus roseus. It has a role as a plant metabolite. It is a monoterpenoid indole alkaloid, an organic heteropentacyclic compound, a methyl ester, an aromatic ether, a tertiary alcohol and a tertiary amino compound. It is functionally related to a 16-hydroxytabersonine. It is a conjugate base of a (3R)-1,2-didehydro-3-hydroxy-16-methoxy-2,3-dihydrotabersoninium."}]