Methyl 2-(bromomethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-(bromomethyl)-4-fluoro-6-(trifluoromethoxy)pyridine-3-carboxylate
2-(Chloromethyl)-4-(difluoromethyl)-3-fluoro-6-(trifluoromethoxy)pyridine
Methyl 2-(bromomethyl)-3-fluoro-6-(trifluoromethoxy)pyridine-4-carboxylate