(2-Hydroxybenzylidene)salicylohydrazide 3232-36-8 37217-87-1 Benzoic acid, 2-hydroxy-, ((2-hydroxyphenyl)methylene)hydrazide Chel 180 EINECS 221-773-2 N'-Salicylidenesalicylic acid hydrazide N-Salicylidene-N'-salicylhydrazide N-Salicylidene-N'-salicyloyl hydrazide N-Salicylidene-N-salicyloylhydrazine NSC 87864 Salicyl N-salicylidenehydrazide Salicylic acid, salicylidenehydrazide (8CI)