C13223313311212111133133313331333133313231322333121111132223131   >>    C1322331331121211113313331333133313331323132233312111113222313   <<    C13223313311212111133133313331333133313231322333121111132223133   >>      C13223313311212111133133313331333133313231322333121111132223132   >>