SMILES: COC1=CC(=CC(=C1[O-])O)/C=C/C(=O)O
Description: The molecule is a monocarboxylic acid anion that is the conjugate base of 5-hydroxyferulic acid, obtained by the deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 5-hydroxyferulic acid.