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