C222133313331333131123313231333133313331333131123313331311331323112123231   >>    C22213331333133313112331323133313331333133313112331333131133132311212323   <<    C222133313331333131123313231333133313331333131123313331311331323112123233   >>      C222133313331333131123313231333133313331333131123313331311331323112123232   >>