p. 410 - 414
(2013/07/26)p. 1561 - 1564
(2018/01/27)4-Methyl-benzene-1,3-disulfonic acid bis-(4-nitro-phenyl) ester
4-Methyl-benzene-1,3-disulfonic acid di-o-tolyl ester
toluene-2,4-disulfonic acid
4-methylbenzo-1,3-disulfonamide
2-benzyl-3-oxo-2,3-dihydro-1,2-benzothiazole-6-sulfonamide 1,1-dioxide