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