4-(Chloromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetonitrile
6-(Chloromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-methanol
5-(Difluoromethyl)-4-iodopyridine-2-carbonyl chloride
2-(Chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-methanol