6-(Chloromethyl)-3-(difluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine
6-(Bromomethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-methanol
2-(Chloromethyl)-5-(difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine
2-(Bromomethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-methanol