C123132112322333121111113121111331333133313231333231322132332321323221211   >>    C12313211232233312111111312111133133313331323133323132213233232132322121   <<    C123132112322333121111113121111331333133313231333231322132332321323221213   >>      C123132112322333121111113121111331333133313231333231322132332321323221212   >>