[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Peziza with data available."}, {"from": "gpt", "value": "[C][C][C@@H1][Branch2][Ring1][Ring2][C@@H1][Branch1][S][C][=C][Branch1][=Branch2][C][=Branch1][C][=O][O][C][Ring1][=Branch1][C][=C][C][O][O]"}]