C13223313311212111133133313331323133313331323121111331323232223131   >>    C1322331331121211113313331333132313331333132312111133132323222313   <<    C13223313311212111133133313331323133313331323121111331323232223133   >>      C13223313311212111133133313331323133313331323121111331323232223132   >>