C3123121111331312121111331333133313331333121333133313331322332321331   >>    C312312111133131212111133133313331333133312133313331333132233232133   <<    C3123121111331312121111331333133313331333121333133313331322332321333   >>      C3123121111331312121111331333133313331333121333133313331322332321332   >>