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