6-(Chloromethyl)-3-cyano-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-(Bromomethyl)-3-cyano-6-(trifluoromethoxy)pyridine-4-methanol
6-(Chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-(Chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-methanol