3-((4-((2-Bromo-6-methyl-4-nitrophenyl)azo)-3-methylphenyl)(2-hydroxyethyl)amino)propiononitrile 68214-79-9 Dianix Brown 2B-FS EINECS 269-319-2 Propanenitrile, 3-((4-((2-bromo-6-methyl-4-nitrophenyl)azo)-3-methylphenyl)(2-hydroxyethyl)amino)-