C22213331333133313112331323133313331333133313211232313331323333132212323111   >>    C2221333133313331311233132313331333133313331321123231333132333313221232311   <<    C22213331333133313112331323133313331333133313211232313331323333132212323113   >>      C22213331333133313112331323133313331333133313211232313331323333132212323112   >>