Benzothiazole,2-((p-(N-(2-cyanoethyl)-N-ethylamino)phenylazo)-6-nitro, 3-(Ethyl(4-((6-nitrobenzothiazol-2-yl)azo)phenyl)amino)propiononitrile, Propanenitrile,3-(ethyl(4-((6-nitro-2-benzothiazolyl)azo)phenyl)amino), 3-(ethyl{4-[(E)-(6-nitro-1,3-benzothiazol-2-yl)diazenyl]phenyl}amino)propanenitrile, EINECS 247-055-9,