3-Bromo-2-(chloromethyl)-6-(trifluoromethoxy)pyridine-4-methanol
3-Bromo-4-(difluoromethyl)-6-iodo-2-(trifluoromethoxy)pyridine
3-Bromo-2-(chloromethyl)-4-(trifluoromethoxy)pyridine-6-methanol
3-Bromo-4-(difluoromethyl)-2-iodo-6-(trifluoromethoxy)pyridine