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