6-(Bromomethyl)-3-cyano-2-methoxy-4-(trifluoromethoxy)pyridine
6-Chloro-2-(fluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine
2-Cyano-6-methoxy-4-(trifluoromethoxy)pyridine-3-acetonitrile
2-Chloro-5-fluoro-4-(trifluoromethoxy)pyridine-3-acetic acid