C22213331333133313112331323133313331333133313211232313331333131113232111   >>    C2221333133313331311233132313331333133313331321123231333133313111323211   <<    C22213331333133313112331323133313331333133313211232313331333131113232113   >>      C22213331333133313112331323133313331333133313211232313331333131113232112   >>