Methyl 5-(bromomethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-acetate
Methyl 4-(chloromethyl)-3-methyl-2-(trifluoromethoxy)pyridine-6-acetate
Methyl 3-(bromomethyl)-5-methyl-2-(trifluoromethoxy)pyridine-6-acetate
Methyl 5-(bromomethyl)-4-methyl-2-(trifluoromethoxy)pyridine-3-acetate