Methyl 2-(chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-5-acetate
Ethyl 3-(chloromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-2-acetate
Ethyl 2-(chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-5-acetate
2-(Fluoromethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-3-acetonitrile