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