4-((4-Nitrobenzoyl)amino)benzoic acid ((2-hydroxyphenyl)methylene)hydrazide 4-(4'-Nitrobenzoylamino)benzoic acid salicylidenehydrazide 88351-78-4 BENZOIC ACID, 4-((4-NITROBENZOYL)AMINO)-, ((2-HYDROXYPHENYL)METHYLENE)HYDRAZIDE BRN 4589167