[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a dihydroxy monocarboxylic acid. It is functionally related to a valeric acid. It is a conjugate acid of a (2R,3R)-2,3-dihydroxy-3-methylpentanoate."}, {"from": "gpt", "value": "[C][C][C@][Branch1][C][C][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][O][O]"}]