1-methyl-4-(4-nitrophenyl)sulfonylbenzene

3,6-dimethylfluoren-9-one

(3-methylphenyl) 4-methylbenzenesulfonate

(4-methylphenyl) 4-methylbenzenesulfonate

[5,6-dihydroxy-7-[(4-methylphenyl)sulfonyloxymethyl]-1,3-dioxepan-4-yl]methyl 4-methylbenzenesulfonate