C1333231331121111331333133313331333132313223313331333132311221231   >>    C133323133112111133133313331333133313231322331333133313231122123   <<    C1333231331121111331333133313331333132313223313331333132311221233   >>      C1333231331121111331333133313331333132313223313331333132311221232   >>