SMILES: CC(CC(=O)C(=O)[O-])O
Description: The molecule is a 2-oxo monocarboxylic acid corresponding to the conjugate base of 4-hydroxy-2-oxopentanoic acid; major species at pH 7.3. It is a hydroxy monocarboxylic acid anion and an oxo monocarboxylic acid anion. It is a conjugate base of a 4-hydroxy-2-oxopentanoic acid.