C222133313331333131123313231333133313331333133313113313232123231   >>    C22213331333133313112331323133313331333133313331311331323212323   <<    C222133313331333131123313231333133313331333133313113313232123233   >>      C222133313331333131123313231333133313331333133313113313232123232   >>