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