C13223313311212111133133313331333132313231323331333133321333231   >>    C1322331331121211113313331333133313231323132333133313332133323   <<    C13223313311212111133133313331333132313231323331333133321333233   >>      C13223313311212111133133313331333132313231323331333133321333232   >>