[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Lentinus substrictus and Aspergillus flavus with data available."}, {"from": "gpt", "value": "[C][=C][Branch1][O][O][C][=C][Ring1][Branch1][C][=Branch1][C][=O][O][C][O]"}]