5-Cyano-4-fluoro-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine
3-Chloro-5-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-methanol
3-Cyano-4-fluoro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine
5-Chloro-4-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-methanol