[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Alstonia angustifolia with data available."}, {"from": "gpt", "value": "[C][/C][=C][/C][N][C][C][C@][C@@H1][Branch2][Ring1][#Branch1][C@H1][\\-Ring1][Branch2][C][C@H1][Ring1][Branch2][C][Ring1][=Branch1][=N][C][=C][Ring1][=Branch2][C][=C][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O][C]"}]