[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a citramalate(2-) that is the conjugate base of D-citramalic acid. It is a conjugate base of a D-citramalic acid."}, {"from": "gpt", "value": "[C][C@@][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}]