2-(Chloromethyl)-6-(difluoromethyl)-4-methylpyridine-3-acetonitrile
2-(Chloromethyl)-6-(difluoromethyl)-3-methylpyridine-5-acetonitrile
2-(Chloromethyl)-6-(difluoromethyl)-3-methylpyridine-4-acetonitrile
2-(Chloromethyl)-5-(difluoromethyl)-6-methylpyridine-3-acetonitrile