[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Mycosphaerella rubella with data available."}, {"from": "gpt", "value": "[C][C@H1][Branch2][Ring1][Branch1][C][C][C][/C][=C][/C][C@@H1][Branch1][O][/C][=C][/C][=C][/C][=Branch1][C][=O][O][C][O][O][C][=Branch1][C][=O][C]"}]