16586-42-8 3-(Ethyl(3-methyl-4-((6-nitrobenzothiazol-2-yl)azo)phenyl)amino)propiononitrile 3-(N-Ethyl-4-((6-nitro-2-benzothiazolyl)azo)-m-toluidino)propionitrile EINECS 240-639-4 Propanenitrile, 3-(ethyl(3-methyl-4-((6-nitro-2-benzothiazolyl)azo)phenyl)amino)-