C123132112322333121111113121111331333133313231333133312133332132321332233211   >>    C12313211232233312111111312111133133313331323133313331213333213232133223321   <<    C123132112322333121111113121111331333133313231333133312133332132321332233213   >>      C123132112322333121111113121111331333133313231333133312133332132321332233212   >>