C22213331333133313112331323133313331333133313221333133323213311211   >>    C2221333133313331311233132313331333133313331322133313332321331121   <<    C22213331333133313112331323133313331333133313221333133323213311213   >>      C22213331333133313112331323133313331333133313221333133323213311212   >>