13410-86-1 4-22-00-00585 (Beilstein Handbook Reference) 4-Pyridinecarboxylic acid, ((2-(carboxymethoxy)phenyl)methylene)hydrazide ACONIAZIDE Aconiazida [INN-Spanish] Aconiazide [INN] Aconiazidum [INN-Latin] BRN 0300804 Compound 377 Isonicophen Isonicotinic acid (o-(carboxymethoxy)benzylidene)hydrazide Isonicotinic acid, (o-(carboxymethoxy)benzylidene)hydrazide Phenoxalid o-(Isonicotinoylhydrazonomethinyl)phenoxyessigsaeure