C13223313311212111133133313331323133313331323131133132313231123313231221   >>    C1322331331121211113313331333132313331333132313113313231323112331323122   <<    C13223313311212111133133313331323133313331323131133132313231123313231223   >>      C13223313311212111133133313331323133313331323131133132313231123313231222   >>