SMILES: C(C(C(=O)[O-])O)C(=O)C(=O)[O-]
Description: The molecule is an oxo dicarboxylate obtained by deprotonation of both carboxy groups of 4-hydroxy-2-oxoglutaric acid. It has a role as a human metabolite and a Saccharomyces cerevisiae metabolite. It is a conjugate base of a 4-hydroxy-2-oxoglutarate(1-).