N-benzyl-4-nitrobenzenesulfonamide

N-benzyl-p-nitrophenylsulfinamide

bis(4-nitrophenoxy)phosphoryl bis(4-nitrophenyl) phosphate

(4-nitrophenyl)sulfonyloxy 4-nitrobenzenesulfonate

N-(2-benzoylphenyl)-4-nitrobenzenesulfonamide