3-(Bromomethyl)-2-(difluoromethyl)-5-iodopyridine-4-acetonitrile
4-Amino-3-(chloromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine
5-Cyano-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Ethyl 3-chloro-4-(difluoromethyl)-2-methylpyridine-6-carboxylate