Ethyl 2-fluoro-6-iodo-5-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-fluoro-6-iodo-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 2-fluoro-5-iodo-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-fluoro-6-iodo-2-(trifluoromethoxy)pyridine-5-carboxylate