[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=N][C][=C][C][=C][C][=Branch1][P][=C][N][Ring1][=Branch1][C][C][C][Ring1][#Branch2][=C][Ring1][=N][C][=C][Ring1][P][C][=C][C][=C][Ring1][=C][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Alstonia constricta with data available."}]