3-Chloro-2-nitro-6-(trifluoromethoxy)pyridine-5-carbonyl chloride
4-(Chloromethyl)-3,6-diiodo-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-4-(difluoromethyl)-5-iodo-2-methylpyridine
Methyl 6-(chloromethyl)-2-(difluoromethyl)-3-iodopyridine-4-carboxylate