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