C123132112322333121111113121111331333133313331322322331223112311332311   >>    C12313211232233312111111312111133133313331333132232233122311231133231   <<    C123132112322333121111113121111331333133313331322322331223112311332313   >>      C123132112322333121111113121111331333133313331322322331223112311332312   >>