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