The coach has spoken to Florentino Perez and asked for the Romanian left-back after learning that landing Giorgio Chiellini from Juventus is impossible.
The move could reopen the gateway to Maicon after those negotiations came crashing down.
Mourinho feels Marcelo on the left side is not enough and wants cover and is hopeful of reaching a deal for Chivu as Inter have Davide Santon who can take his place.
However, Massimo Moratti has stressed the need to keep players and coach Rafael Benitez is unlikely to yield his grip on the treble-winning squad.
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