[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Streptomyces griseorubiginosus with data available."}, {"from": "gpt", "value": "[C][=C][Branch1][P][C][=Branch1][C][=O][C][Branch1][=Branch2][C][Branch1][Branch1][C][Ring1][#Branch1][O][O][O][C][O]"}]