C13223313311212111133133313331333132313331323312111133133311233132222231   >>    C1322331331121211113313331333133313231333132331211113313331123313222223   <<    C13223313311212111133133313331333132313331323312111133133311233132222233   >>      C13223313311212111133133313331333132313331323312111133133311233132222232   >>