[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Camptacra gracilis, Ligularia virgaurea, and other organisms with data available."}, {"from": "gpt", "value": "[C][C@H1][C][C][C][C@H1][C@@][Ring1][=Branch1][Branch2][Ring1][Branch1][C][=C][Branch1][Branch2][C][=Branch1][C][=O][C][Ring1][#Branch1][C@@H1][Branch1][C][C][C][=Branch1][C][=O][O][C]"}]