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
2-(Bromomethyl)-6-cyano-3-fluoro-4-(trifluoromethoxy)pyridine