C13223313311212111133133313331333132313231323133313113313221333211   >>    C1322331331121211113313331333133313231323132313331311331322133321   <<    C13223313311212111133133313331333132313231323133313113313221333213   >>      C13223313311212111133133313331333132313231323133313113313221333212   >>