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