4-(Bromomethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-2-methanol
4-(Difluoromethyl)-2-iodo-5-(trifluoromethoxy)pyridine-3-methanol
4-(Bromomethyl)-6-methoxy-2-(trifluoromethoxy)pyridine-3-methanol
5-(Difluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine-4-methanol