C13223313311212111133133313331323133313331323113313113313231331121323132211231   >>    C1322331331121211113313331333132313331333132311331311331323133112132313221123   <<    C13223313311212111133133313331323133313331323113313113313231331121323132211233   >>      C13223313311212111133133313331323133313331323113313113313231331121323132211232   >>