3-(4-((2-Bromo-6-chloro-4-nitrophenyl)azo)-N-(2-hydroxyethyl)-m-toluidino)propionitrile 67874-56-0 Propanenitrile, 3-((4-((2-bromo-6-chloro-4-nitrophenyl)azo)-3-methylphenyl)(2-hydroxyethyl)amino)-