C13223313311212111133133313331323133313331323131133132323131231211   >>    C1322331331121211113313331333132313331333132313113313232313123121   <<    C13223313311212111133133313331323133313331323131133132323131231213   >>      C13223313311212111133133313331323133313331323131133132323131231212   >>