SMILES: C1CC(=O)[C@H]([C@H]1CC(=O)[O-])C/C=C\\CCO
Description: The molecule is a 5-oxo monocarboxylic acid anion that is the conjugate base of tuberonic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a tuberonic acid.