C123132112322333121111113121111331333133313232213121322213331211   >>    C12313211232233312111111312111133133313331323221312132221333121   <<    C123132112322333121111113121111331333133313232213121322213331213   >>      C123132112322333121111113121111331333133313232213121322213331212   >>