4-(Chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine-2-acetonitrile
5-Fluoro-2-(fluoromethyl)-3-iodo-6-(trifluoromethoxy)pyridine
3-Chloro-2-(chloromethyl)-5-(trifluoromethoxy)pyridine-6-acetic acid
3-Chloro-2-(chloromethyl)-4-(trifluoromethoxy)pyridine-5-acetic acid