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