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