C3213322333133313113313221211113313331333131121232312133312111221   >>    C321332233313331311331322121111331333133313112123231213331211122   <<    C3213322333133313113313221211113313331333131121232312133312111223   >>      C3213322333133313113313221211113313331333131121232312133312111222   >>