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