C3132121111331312113313331333133313331333133313331333131133132321331   >>    C313212111133131211331333133313331333133313331333133313113313232133   <<    C3132121111331312113313331333133313331333133313331333131133132321333   >>      C3132121111331312113313331333133313331333133313331333131133132321332   >>