C123132112322333121111113121111331333133313332222331133223132311   >>    C12313211232233312111111312111133133313331333222233113322313231   <<    C123132112322333121111113121111331333133313332222331133223132313   >>      C123132112322333121111113121111331333133313332222331133223132312   >>