4-Acetamidobenzenesulfonamide-d4; 4-Acetylaminobenzenesulfonamide-d4; 4'-Sulfamoylacetanilide-d4; A-319; Acetylsulfanilamide-d4; 4-(Acetylamino)-benzenesulfonamide-d4; Erytrin-d4; N-(4-Sulfamoylphenyl)acetamide-d4; N-[4-(Aminosulfonyl)phenyl]acetamide-d4; N4-Acetsulfanilamide-d4; N4-Acetylsulfanilamide;-d4 NSC 217-d4; NSC 406839-d4; Neotherapol-d4; N'-Acetylsulphanilamide-d4; Sulfanilamide-N4-acetate-d4; p-(Acetylamino)benzenesulfonamide-d4; p-Acetamidobenzenesulfonamide-d4; p-Sulfamoylacetanilide-d4; N-[4-(Aminosulfonyl)phenyl]-acetamide-d4