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