C22213331333133313112331323133313331333133313211231213231121131   >>    C2221333133313331311233132313331333133313331321123121323112113   <<    C22213331333133313112331323133313331333133313211231213231121133   >>      C22213331333133313112331323133313331333133313211231213231121132   >>