3-(Chloromethyl)-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-carbonyl chloride
5-(Chloromethyl)-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-sulfonamide
3-(Chloromethyl)-6-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-carbonyl chloride
5-(Chloromethyl)-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-2-sulfonamide