C1333231331121111331333133313331333132313223313113313221123311211   >>    C133323133112111133133313331333133313231322331311331322112331121   <<    C1333231331121111331333133313331333132313223313113313221123311213   >>      C1333231331121111331333133313331333132313223313113313221123311212   >>