[{"from": "human", "value": "Provide a brief overview of this molecule. [C][O][C][=C][Branch2][Ring1][N][C][=C][C][N][C][C][C][=C][C][C][=Branch1][C][=O][C@H1][Branch1][=Branch1][C@@H1][Ring1][#Branch1][Ring1][#Branch2][C][Ring1][=N][=C][Ring1][P][O]"}, {"from": "gpt", "value": "The molecule is a member of phenanthridines."}]