C13223313311212111133133313331323133313331323132333112323113121   >>    C1322331331121211113313331333132313331333132313233311232311312   <<    C13223313311212111133133313331323133313331323132333112323113123   >>      C13223313311212111133133313331323133313331323132333112323113122   >>