Methyl 4-hydroxy-2-methyl-6-(trifluoromethoxy)pyridine-3-carboxylate
6-Hydroxy-4-methyl-3-(trifluoromethoxy)pyridine-2-methanol
Methyl 4-hydroxy-2-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-hydroxy-5-methyl-6-(trifluoromethoxy)pyridine-2-carboxylate