C123132112322333121111113121111331333133313231333231322132313213221   >>    C12313211232233312111111312111133133313331323133323132213231321322   <<    C123132112322333121111113121111331333133313231333231322132313213223   >>      C123132112322333121111113121111331333133313231333231322132313213222   >>