C1333231331121111331333133313331333132313223313331333133112331121   >>    C133323133112111133133313331333133313231322331333133313311233112   <<    C1333231331121111331333133313331333132313223313331333133112331123   >>      C1333231331121111331333133313331333132313223313331333133112331122   >>