C123132112322333121111113121111331333133313232213121322323211312111   >>    C12313211232233312111111312111133133313331323221312132232321131211   <<    C123132112322333121111113121111331333133313232213121322323211312113   >>      C123132112322333121111113121111331333133313232213121322323211312112   >>