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