3-Cyano-6-(fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
4-(Chloromethyl)-3-(difluoromethyl)-2-fluoro-6-methoxypyridine
3-(Bromomethyl)-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetic acid
4-(Difluoromethyl)-5-fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine