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