Methyl 2-chloro-4-nitro-3-(trifluoromethoxy)pyridine-5-carboxylate
6-Chloro-2-fluoro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine
5-Chloro-3-fluoro-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine