2-Cyano-4-nitro-2'-chloro-4'-[N,N-bis(2-propionyloxyethyl)amino]azobenzene

2-[2-Chloro-4-[bis[2-(propionyloxy)ethyl]amino]phenylazo]-5-nitrobenzonitrile

2-[[4-[bis[2-(1-oxopropoxy)ethyl]amino]-2-chlorophenyl]azo]-5-nitrobenzonitrile