4-(Chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
3-(Chloromethyl)-2-(difluoromethyl)-6-methoxypyridine
4-(Chloromethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carbonyl chloride
2-(Bromomethyl)-3-(difluoromethyl)-4-iodopyridine