Ethyl 4-fluoro-3-iodo-6-(trifluoromethoxy)pyridine-2-acetate
Ethyl 3-(chloromethyl)-4-cyano-5-(trifluoromethoxy)pyridine-2-acetate
Ethyl 4-fluoro-3-iodo-2-(trifluoromethoxy)pyridine-6-acetate
Ethyl 4-fluoro-2-iodo-6-(trifluoromethoxy)pyridine-3-acetate