C123132112322333121111113121111331333133313232213121322231322311   >>    C12313211232233312111111312111133133313331323221312132223132231   <<    C123132112322333121111113121111331333133313232213121322231322313   >>      C123132112322333121111113121111331333133313232213121322231322312   >>