C222133313331333131123313231333133313331311111211113313331322232133311331   >>    C22213331333133313112331323133313331333131111121111331333132223213331133   <<    C222133313331333131123313231333133313331311111211113313331322232133311333   >>      C222133313331333131123313231333133313331311111211113313331322232133311332   >>