Synonyms: Benzenesulfonicacid, 2-methyl-5-nitro-, [(6-bromoimidazo[1,2-a]pyridin-3-yl)methylene]methylhydrazide(9CI);PIK 75;N'-[(1Z)-(6-bromoimidazo[1,2-a]pyridin-3-yl)methylidene]-N,2-dimethyl-5-nitrobenzenesulfonohydrazide;Benzenesulfonic acid, 2-methyl-5-nitro-, [(6-bromoimidazo[1,2-a]pyridin-3-yl)methylene]methylhydrazide;