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