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