C13223313311212111133133313331333132313331333133313231311322331   >>    C1322331331121211113313331333133313231333133313331323131132233   <<    C13223313311212111133133313331333132313331333133313231311322333   >>      C13223313311212111133133313331333132313331333133313231311322332   >>