Ethyl 3-(chloromethyl)-2-cyano-5-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 6-(chloromethyl)-2-cyano-4-(trifluoromethoxy)pyridine-3-carboxylate
4-(Bromomethyl)-3-cyano-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
Ethyl 2-(chloromethyl)-6-cyano-3-(trifluoromethoxy)pyridine-4-carboxylate