Methyl 3-(bromomethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-2-acetate
Ethyl 2-(bromomethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-6-acetate
Methyl 3-(bromomethyl)-6-methoxy-2-(trifluoromethoxy)pyridine-5-acetate
Methyl 5-(bromomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate