[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][N][C][C][C@][C][C][C][C][C@H1][Ring1][=Branch1][C@H1][Ring1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a morphinane alkaloid."}]