C13223313311212111133133313331323133313331323113313331323221213311231   >>    C1322331331121211113313331333132313331333132311331333132322121331123   <<    C13223313311212111133133313331323133313331323113313331323221213311233   >>      C13223313311212111133133313331323133313331323113313331323221213311232   >>