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