2-(Aminomethyl)-3-(difluoromethyl)-5-hydroxypyridine-4-acetonitrile
Methyl 2-(bromomethyl)-3-(difluoromethyl)-6-hydroxypyridine-4-carboxylate
5-(Chloromethyl)-4-(difluoromethyl)-3-hydroxypyridine-2-methanol
4-(Bromomethyl)-3-(difluoromethyl)-6-hydroxypyridine-2-carboxylic acid