Methyl 4-fluoro-3-iodo-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 4-fluoro-2-iodo-6-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 3-fluoro-4-iodo-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-fluoro-2-iodo-4-(trifluoromethoxy)pyridine-6-carboxylate