6-(Bromomethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-2-sulfonamide
2-(Bromomethyl)-4-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-sulfonamide
2-(Bromomethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-sulfonamide
2-(Bromomethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-5-sulfonamide