13377-98-5 3-(N-(2-Hydroxyethyl)-4-((2-hydroxy-4-nitrophenyl)azo)-m-toluidino)propiononitrile 4-(2-Hydroxy-4-nitrophenylazo)-3-methyl-N-(beta-cyanoethyl)-N-(beta-hydroxyethyl)aniline EINECS 236-452-2 Propionitrile, 3-(N-(2-hydroxyethyl)-4-((2-hydroxy-4-nitrophenyl)azo)-m-toluidino)-