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