3-(Chloromethyl)-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol
3-(Chloromethyl)-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-methanol
2-(Chloromethyl)-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-methanol
3-Bromo-4-(difluoromethyl)pyridine-5-carbonyl chloride