[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Nauclea orientalis with data available."}, {"from": "gpt", "value": "[C][=C][C][=C][O][C][=Branch1][C][=O][C][=C][Ring1][#Branch1][C][=C][C][=C][Branch1][#Branch2][C][C][N][Ring1][=Branch1][C][Ring1][#Branch2][=O][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][=C]"}]