C3123121111331312121111331333133313331333121333133313331322332111   >>    C312312111133131212111133133313331333133312133313331333132233211   <<    C3123121111331312121111331333133313331333121333133313331322332113   >>      C3123121111331312121111331333133313331333121333133313331322332112   >>