C22213331333133313112331323133313331333133313221333133313112231322321231   >>    C2221333133313331311233132313331333133313331322133313331311223132232123   <<    C22213331333133313112331323133313331333133313221333133313112231322321233   >>      C22213331333133313112331323133313331333133313221333133313112231322321232   >>