Ethyl 3-cyano-2-iodo-4-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 2-cyano-6-iodo-5-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-cyano-2-fluoro-4-(trifluoromethoxy)pyridine-5-carboxylate
2-(Chloromethyl)-4-fluoro-3-iodo-5-(trifluoromethoxy)pyridine