2-(Chloromethyl)-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-sulfonamide
2-Cyano-4-(difluoromethyl)pyridine-6-sulfonamide
3-Chloro-6-(difluoromethyl)pyridine-2-sulfonamide
6-(Chloromethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-sulfonamide