[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch2][Ring1][#Branch2][C][=Branch1][C][=O][N][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring1][=Branch2][C][Ring1][=C][=N][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Picrasma quassioides, Quassia amara, and Picrasma excelsa with data available."}]