C13223313311212111133133313331323133313331323121111331311331133132322331   >>    C1322331331121211113313331333132313331333132312111133131133113313232233   <<    C13223313311212111133133313331323133313331323121111331311331133132322333   >>      C13223313311212111133133313331323133313331323121111331311331133132322332   >>