C13223313311212111133133313331333133313231322333121111133322131   >>    C1322331331121211113313331333133313331323132233312111113332213   <<    C13223313311212111133133313331333133313231322333121111133322133   >>      C13223313311212111133133313331333133313231322333121111133322132   >>