propan-2-yl 2-(4-chloro-3-sulfamoylbenzoyl)benzoate; 1-Methylethyl2-(4-chloro-3-sulphamoylbenzoyl)benzoate; 2-[3-(Aminosulfonyl)-4-chlorobenzoyl]-benzoic Acid Isopropyl Ester; o-(4-Chloro-3-sulfamoylbenzoyl)-benzoic Acid Isopropyl Ester; Chlorthalidone Acid Isopropyl Ester;Isopropyl 2-(4-chloro-3-sulfamoylbenzoyl)benzoate