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