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