4-(4-chlorophenyl)sulfonylphenol

3,6-diiodo-9-(4-methylphenyl)sulfonylcarbazole

[hydroxy(phenyl)-λ³-iodanyl] 4-chlorobenzenesulfonate

2-bromoethyl 4-chlorobenzenesulfonate

1-(4-chlorophenyl)sulfonyl-4-methylbenzene