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