3-(Difluoromethyl)-6-fluoro-4-hydroxy-2-methylpyridine
2-(Chloromethyl)-5-cyano-4-(difluoromethyl)pyridine-3-acetonitrile
2-(Chloromethyl)-3-cyano-6-(difluoromethyl)pyridine-5-acetonitrile
4-(Aminomethyl)-2-(difluoromethyl)-5-fluoro-3-hydroxypyridine