1 HFZ 6-(trifluoromethyl)-3,4-dihydro-2h-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide 1.000 2 HCZ 6-chloro-3,4-dihydro-2h-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide 0.762