C13223313311212111133133313331333132313231323331333133313223132231   >>    C1322331331121211113313331333133313231323132333133313331322313223   <<    C13223313311212111133133313331333132313231323331333133313223132233   >>      C13223313311212111133133313331333132313231323331333133313223132232   >>