C13223313311212111133133313331323133313331323131133132313232112331211   >>    C1322331331121211113313331333132313331333132313113313231323211233121   <<    C13223313311212111133133313331323133313331323131133132313232112331213   >>      C13223313311212111133133313331323133313331323131133132313232112331212   >>