C3123121111331312121111331333133313331331121133133313331333131133221322331   >>    C312312111133131212111133133313331333133112113313331333133313113322132233   <<    C3123121111331312121111331333133313331331121133133313331333131133221322333   >>      C3123121111331312121111331333133313331331121133133313331333131133221322332   >>