Chlorthalidon; Chlorthalidone; Hygroton; Igroton;Phthalamudine; Zambesil; 2-chloro-5-(1-hydroxy-3-oxoisoindolin-1-yl)benzenesulfonamide; Chlortalidone; 2-Chloro-5-(2,3-dihydro-1-hydroxy-3-oxo-1H-isoindol-1-yl)-benzenesulfonamide;3-Hydroxy-3-[4-chloro-3-sulfamylphenyl]phthalimidine; 2-Chloro-5-(2,3-dihydro-1-hydroxy-3-oxo-1H-isoindol-1-yl)benzenesulfonamide; 2-Chloro-5-(1-hydroxy-3-oxo-2,3-dihydro-1H-isoindol-1-yl)benzenesulfonamide; Benzenesulfonamide,2-chloro-5-(2,3-dihydro-1-hydroxy-3-oxo-1H -isoindol-1-yl)-; 2-Chloro-5-(1-hydroxy-3-oxo-1-isoindolinyl)benzenesulfonamide ;2-Chloro-5-[(1RS)-1-hydroxy-3-oxo-2,3-dihydro-1H-isoindol-1-yl]benzenesulfonamide;