5-(Bromomethyl)-2-cyano-3-methyl-4-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-cyano-3-methyl-2-(trifluoromethoxy)pyridine
5-(Chloromethyl)-2-fluoro-3-methyl-4-(trifluoromethoxy)pyridine
5-Cyano-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde