2-(Difluoromethyl)-3-hydroxy-5-methylpyridine-4-methanol
3-(Difluoromethyl)-2-hydroxy-4-methylpyridine-6-carboxylic acid
2-(Difluoromethyl)-4-hydroxy-6-methylpyridine-3-carboxylic acid
5-(Aminomethyl)-2-(difluoromethyl)-3-hydroxypyridine-6-acetonitrile