C123132112322333121111113121111331333133313331322322331223213321121   >>    C12313211232233312111111312111133133313331333132232233122321332112   <<    C123132112322333121111113121111331333133313331322322331223213321123   >>      C123132112322333121111113121111331333133313331322322331223213321122   >>