Methyl 6-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine-5-acetate
Ethyl 5-fluoro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetate
Methyl 2-hydroxy-3-methyl-5-(trifluoromethoxy)pyridine-6-acetate