[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is the (2R,3S)-diastereomer of 2,3-dimethylmalic acid. It is a 2,3-dimethylmalic acid and a dicarboxylic fatty acid. It is a conjugate acid of a (2R,3S)-2,3-dimethylmalate(2-)."}, {"from": "gpt", "value": "[C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][C@][Branch1][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][O]"}]