5-(Bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Bromomethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-(Bromomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-2-acetonitrile
2-(Difluoromethyl)-6-hydroxy-5-(trifluoromethoxy)pyridine-3-methanol