Methyl 3-(bromomethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 5-(chloromethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-3-carboxylate
3-(Difluoromethyl)-5-hydroxy-2-nitro-4-(trifluoromethoxy)pyridine
Methyl 4-(chloromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine-3-carboxylate