[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][N][=C][Ring1][#Branch2][C][=C][C][=C][Branch1][P][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][Ring1][O][Ring2][Ring1][=Branch1][C][=O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Camptotheca acuminata with data available."}]