3-((4-Pyridinylcarbonyl)amino)benzoic acid N-oxide 5-22-02-00278 (Beilstein Handbook Reference) 62833-96-9 BENZOIC ACID, 3-((4-PYRIDINYLCARBONYL)AMINO)-, N-OXIDE BRN 0484688 Benzoic acid, m-isonicotinamido-, 1'-oxide Isonicotinamide, N-(m-carboxyphenyl)-, 1-oxide N-(3-Carboxyphenyl)isonicotinamide 1-oxide