Ethyl 2-chloro-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxylate
5-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-sulfonyl chloride
5-(Bromomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
Methyl 6-(chloromethyl)-2-cyano-4-(trifluoromethoxy)pyridine-3-carboxylate