Ethyl 3-fluoro-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylate
Methyl 2-(chloromethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-fluoro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxylate
Methyl 2-(chloromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine-3-carboxylate