Ethyl 5-(difluoromethyl)-2-iodopyridine-4-carboxylate
3-(Chloromethyl)-4-(difluoromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
2-(Bromomethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-sulfonyl chloride
3-(Chloromethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine