[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Leptosphaeria doliolum with data available."}, {"from": "gpt", "value": "[C][C][C@@H1][Branch1][C][C][C][C@@H1][Branch1][C][C][/C][=C][/C@@H1][C][=C][C@H1][Branch2][Ring1][#Branch1][C@H1][C@@][Ring1][=Branch1][C@H1][Branch1][#C][C@][Branch1][Ring2][O][Ring1][Branch1][Branch1][=Branch1][O][C][Ring1][=Branch1][=O][C][O][O]"}]