[2-[4-[[3-chloro-4-(2-cyanoethylamino)phenyl]diazenyl]phenyl]-2-oxoethyl]-trimethylazanium chloride, EINECS 276-475-5, 2-{4-[(E)-{3-chloro-4-[(2-cyanoethyl)amino]phenyl}diazenyl]phenyl}-N,N,N-trimethyl-2-oxoethanaminium chloride, (4-((3-Chloro-4-((2-cyanoethyl)amino)phenyl)azo)phenacyl)trimethylammonium chloride, (p-((3-Chloro-4-((2-cyanoethyl)amino)phenyl)azo)phenacyl)trimethylammonium chloride,