1-(2-Carboxy-3,4-dimethoxybenzylidene)-2-isonicotinoylhydrazine 2-Carboxy-3,4-dimethoxybenzal isonicotinoylhydrazone 2779-55-7 4-Pyridinecarboxylic acid ((2-carboxy-3,4-dimethoxyphenyl)methylene)hydrazide 5,6-Dimethoxyphthalaldehydic acid isonicotinoyl hydrazone 5,6-Dimethoxyphthalaldehydic acid isonicotinoylhydrazone 5-22-02-00255 (Beilstein Handbook Reference) 6-(Isonicotinoylhydrazonomethyl)-2,3-dimethoxybenzoesaeure BRN 0319537 Opiniazida [INN-Spanish] Opiniazide Opiniazide [INN] Opiniazidum [INN-Latin] Phthalaldehydic acid, 5,6-dimethoxy-, 2-(isonicotinoylhydrazone) Saliuzid Saluside Saluzid Saluzide