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