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