C22213331333133313112331323133313331333133313211232313331133131232321   >>    C2221333133313331311233132313331333133313331321123231333113313123232   <<    C22213331333133313112331323133313331333133313211232313331133131232323   >>      C22213331333133313112331323133313331333133313211232313331133131232322   >>