C1333231331121111331333133313331333132233313331333133313311213323211   >>    C133323133112111133133313331333133313223331333133313331331121332321   <<    C1333231331121111331333133313331333132233313331333133313311213323213   >>      C1333231331121111331333133313331333132233313331333133313311213323212   >>