Ethyl 2-(fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate
Methyl 6-(chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-(fluoromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-4-acetate
3-Hydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetonitrile