[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][Branch2][Ring2][C][C@@H1][C][C@H1][C@][Branch1][#C][C][C@@H1][Branch1][Branch2][C@@H1][Ring1][#Branch1][C][O][Ring1][O][N][Ring1][Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][Ring1][#C][=O][C][=O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Alstonia angustifolia and Alstonia macrophylla with data available."}]