[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][O][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O-1][C][N]"}, {"from": "gpt", "value": "The molecule is a 2-oxo monocarboxylic acid anion. It is functionally related to a valerate. It is a conjugate base of a 5-amino-2-oxopentanoic acid."}]