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