[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@H1][C][C@][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][Ring1][C][C][=Branch1][C][=O][O][C@@H1][C][C][N][Branch2][Ring1][=N][C][/C][=C][Branch1][Branch1][\\C][Ring1][Branch2][=O][/C][O][C][=Branch1][C][=O][C@][Ring2][Ring1][#Branch1][Branch1][C][C][O][C][=Branch1][C][=O][C][C]"}, {"from": "gpt", "value": "The molecule is a pyrrolizine alkaloid that is otosenine in which the hydroxy hydrogen has been replaced by an acetyl group. It has a role as a Jacobaea metabolite. It is an enone, a macrocyclic lactone, a pyrrolizine alkaloid, an organic heterobicyclic compound, a spiro-epoxide, a tertiary amino compound and an acetate ester. It is functionally related to an otosenine."}]