SMILES: C1=CC=C(C=C1)CC2=NC(=C(O2)[O-])C=O
Description: The molecule is an organic anion that is the conjugate base of 2-benzyl-4-hydroxymethylene-5-oxazolone, arising from deprotonation of the enolic OH group. It is a conjugate base of a 2-benzyl-4-hydroxymethylene-5-oxazolone.