C3123223313331322121111331333133313331333121211113313331331122121122223131   >>    C312322331333132212111133133313331333133312121111331333133112212112222313   <<    C3123223313331322121111331333133313331333121211113313331331122121122223133   >>      C3123223313331322121111331333133313331333121211113313331331122121122223132   >>