[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a 2-oxo monocarboxylic acid. It is functionally related to a pyruvic acid."}, {"from": "gpt", "value": "[C][O][C][=C][Branch2][Ring1][=Branch1][C][=C][Branch1][P][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O][O][O]"}]