C1333231331121111331333133313113313331323223313231323133313232112212121   >>    C133323133112111133133313331311331333132322331323132313331323211221212   <<    C1333231331121111331333133313113313331323223313231323133313232112212123   >>      C1333231331121111331333133313113313331323223313231323133313232112212122   >>