2-(3-Chloro-4-(N-cyanoethylamino)phenylazo)-6-nitrobenzothiazole 3-((2-Chloro-4-((6-nitro-2-benzothiazolyl)azo)phenyl)amino)propiononitrile 61488-78-6 EINECS 262-817-0 Propanenitrile, 3-((2-chloro-4-((6-nitro-2-benzothiazolyl)azo)phenyl)amino)-