4-(Dibutylsulfamoyl)benzoic acid 4-Carboxy-N,N-dibutylbenzenesulfonamide 547-35-3 Antidipsin Benzoic acid, 4-[(dibutylamino)sulfonyl]- Benzoic acid, p-(dibutylsulfamoyl)- Butacid Longacid NSC49469 p-(Dibutylsulfamyl)benzoic acid p-Carboxybenzenesulfodibutylamide