About Diphenylamine-2-carboxylic acid
About Diphenylamine-o-carboxylic acid
About 2-(Phenylamino)benzenecarboxylic acid
About 2-(Phenylamino)benzoic acid
About 2-Anilinobenzoic acid
About DPC
About aminocarboxylic acid
About secondary amine
About aromatic amine
About aromatic carboxylic acid