5-Chloro-2-(difluoromethyl)-3-fluoro-6-(trifluoromethoxy)pyridine
Methyl 4-bromo-6-(chloromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate
5-Bromo-2-nitro-4-(trifluoromethoxy)pyridine-3-sulfonamide
4-Chloro-3-(difluoromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine