4'-Nitro-4-methyl-diazoaminobenzol

(4-nitrophenyl)-(2-nitropropan-2-yl)diazene

diethoxyphosphoryl-(4-nitrophenyl)diazene

4-[(4-nitrophenyl)diazenyl]-N,N-diphenylaniline

bis(4-nitrophenyl)arsinic acid