2-(Chloromethyl)-6-cyano-3-hydroxy-5-(trifluoromethoxy)pyridine
5-Chloro-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-(Bromomethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-Chloro-2-chloromethyl-6-hydroxypyridine