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