[[4-[(2,6-dicyano-4-nitrophenyl)azo]-3-methylphenyl]amino]hexyl acetate

4-[N-(2-Acetoxyethyl)(butyl)amino]-2',6'-dicyano-2-methyl-4'-nitroazobenzene

2'-Methyl-4-nitro-4'-[butyl(2-acetoxyethyl)amino]azobenzene-2,6-dicarbonitrile

N-Butyl-N-(2-acetoxyethyl)-4-[(4-nitro-2,6-dicyanophenyl)azo]-3-methylbenzeneamine

2-[4-[N-(2-Acetyloxyethyl)-N-butylamino]-2-methylphenylazo]-5-nitroisophthalonitrile

3-Benzenedicarbonitrile, 2-[[4-[[2-(acetyloxy)ethyl]butylamino]-2-methylphenyl]azo]-5-nitro-1