Ethyl 4-(difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 2-fluoro-6-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetate
Methyl 4-(bromomethyl)-2-cyano-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 5-(difluoromethyl)-3-fluoro-4-(trifluoromethoxy)pyridine-2-acetate