Methyl 4-cyano-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylate
Methyl 3-cyano-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxylate
5-(Bromomethyl)-3-cyano-4-fluoro-2-(trifluoromethoxy)pyridine
Methyl 3-cyano-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-carboxylate