[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Aspergillus ustus with data available."}, {"from": "gpt", "value": "[C][C][Branch2][Ring2][S][C][/C][=C][/C][=C][/C][=C][/C][=Branch1][C][=O][O][C@@H1][C][=C][C][O][C][=Branch1][C][=O][C@@][Ring1][=Branch1][Branch2][Ring1][Ring2][C@@][Branch1][S][C@@H1][Ring1][#Branch2][C][Branch1][=Branch1][C][C][C][Ring1][=Branch1][Branch1][C][C][C][C][O][O]"}]