Benzenesulfonamide,4-amino-3-chloro, 3-chlorosulphanilamide, 2-Chloro-4-sulfamoylaniline, 3-chloro-4-methylbenzenesulphonic acid, 4-amino-3-chloro-benzenesulfonic acid amide, 2-chloro-toluene-4-sulfonic acid, PB 311, 2-chloro-4-sulphotoluene, 4-Amino-3-chlor-benzolsulfonsaeure-amid, 2-Chloro-4-sulphamoylaniline, 4-aminosulfonyl-2-chloroaniline, 2-Chlor-toluol-4-sulfonsaeure, 4-Amino-3-chloro-benzenesulfonamide, 2-Chlor-1-methyl-benzol-4-sulfonsaeure, 3-Chlorosulfanilamide