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