C13223313311212111133133313331333133313231323133212111113223131   >>    C1322331331121211113313331333133313331323132313321211111322313   <<    C13223313311212111133133313331333133313231323133212111113223133   >>      C13223313311212111133133313331333133313231323133212111113223132   >>