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