5-(Bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile
2-(Bromomethyl)-3-hydroxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-(Bromomethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-Hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-6-methanol