Methyl 3-fluoro-5-methyl-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-fluoro-2-methyl-6-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 2-fluoro-6-methyl-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 3-hydroxy-2-iodo-6-(trifluoromethoxy)pyridine-5-carboxylate