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