SMILES: C1=CC=C(C=C1)C(=O)C2=CC=CC(=C2N)CC(=O)[O-]
Description: The molecule is an oxo monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of amfenac. The major species at pH 7.3. It is a conjugate base of an amfenac.