Ethyl 2-(bromomethyl)-5-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate
3-(Bromomethyl)-5-methoxy-2-(trifluoromethoxy)pyridine-6-acetonitrile
Ethyl 2-(bromomethyl)-3-methoxy-6-(trifluoromethoxy)pyridine-4-carboxylate
2-(Bromomethyl)-6-methoxy-3-(trifluoromethoxy)pyridine-5-acetonitrile