C123132112322333121111113121111331333133313331322322331223112323123221   >>    C12313211232233312111111312111133133313331333132232233122311232312322   <<    C123132112322333121111113121111331333133313331322322331223112323123223   >>      C123132112322333121111113121111331333133313331322322331223112323123222   >>