Ethyl 3-fluoro-2-methyl-5-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 6-fluoro-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-fluoro-6-methyl-4-(trifluoromethoxy)pyridine-3-carboxylate
2-Fluoro-6-hydroxy-3-(trifluoromethoxy)pyridine-4-methanol