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