C13223313311212111133133313331333132313231322331323133313122331   >>    C1322331331121211113313331333133313231323132233132313331312233   <<    C13223313311212111133133313331333132313231322331323133313122333   >>      C13223313311212111133133313331333132313231322331323133313122332   >>