[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a natural product found in Ptelea trifoliata with data available."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=C][C@@H1][C][C][=C][Branch1][Ring2][C][Ring1][Branch1][C][=Branch1][C][=O][C][=C][Branch1][=Branch1][C@@H1][Ring1][Branch2][N][C][C][=Branch1][#Branch2][=C][C][=Branch1][Ring2][=C][Ring1][=Branch2][O][C][O][C]"}]