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