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