toluene-4-sulfonic acid-[N-(2-bromo-ethyl)-4-(4-nitro-benzenesulfonyl)-anilide]
toluene-4-sulfonic acid-[N-(2-chloro-ethyl)-4-(4-nitro-benzenesulfonyl)-anilide]
toluene-4-sulfonic acid-[N-(2-bromo-ethyl)-4-(4-nitro-phenylsulfanyl)-anilide]
toluene-4-sulfonic acid-[N-(2-chloro-ethyl)-4-(4-nitro-phenylsulfanyl)-anilide]
4'-nitro-4-N-tosylaminodiphenyl sulfide