C1333231331121111331333133313331333132313223313113313221123311331   >>    C133323133112111133133313331333133313231322331311331322112331133   <<    C1333231331121111331333133313331333132313223313113313221123311333   >>      C1333231331121111331333133313331333132313223313113313221123311332   >>