2-(Bromomethyl)-5-(difluoromethyl)-3-hydroxy-4-iodopyridine
Ethyl 3-(difluoromethyl)-2-hydroxy-5-methoxypyridine-6-acetate
3-(Difluoromethyl)-2-hydroxy-5-methoxypyridine-6-sulfonyl chloride
3-(Chloromethyl)-6-(difluoromethyl)-4-hydroxy-2-iodopyridine