3-(Bromomethyl)-5-cyano-4-methoxy-2-(trifluoromethoxy)pyridine
3-Chloro-4-methoxy-5-(trifluoromethoxy)pyridine-2-acetonitrile
5-(Bromomethyl)-4-cyano-2-methoxy-3-(trifluoromethoxy)pyridine
2-Chloro-6-methoxy-4-(trifluoromethoxy)pyridine-3-acetonitrile