C222133313331333131123313231333133313331333132333313331311331123313132111   >>    C22213331333133313112331323133313331333133313233331333131133112331313211   <<    C222133313331333131123313231333133313331333132333313331311331123313132113   >>      C222133313331333131123313231333133313331333132333313331311331123313132112   >>