2-[[4-(Diethylamino)-2-methylphenyl]azo]-5-nitrothiazole

N,N-Diethyl-3-methyl-4-[(5-nitro-2-thiazolyl)azo]benzenamine

N,N-diethyl-3-methyl-4-[(5-nitro-1,3-thiazol-2-yl)diazenyl]aniline