C123132112322333121111113121111331333133313232213121322211133311   >>    C12313211232233312111111312111133133313331323221312132221113331   <<    C123132112322333121111113121111331333133313232213121322211133313   >>      C123132112322333121111113121111331333133313232213121322211133312   >>