Inter Milan turn to Tottenham's Djed Spence for €30m as their right-back search enters a third attempt following collapses over Palestra and Khalaili.
Roma could move for Juventus midfielder Khephren Thuram, but only if Manu Koné is sold to Manchester United for €60m amid escalating Juve transfer tensions.
Roma have secured Gianluca Mancini on a new deal until 2029, forcing Inter's Marotta to seek centre-back alternatives after missing out on the Italy defender.
Extra CONI tests have stalled Anan Khalaili's move to Inter Milan, leaving the €25m Union Saint-Gilloise deal in limbo ahead of a Monday verdict.
Inter Milan have identified Strasbourg's Guela Doué as their primary right-back fallback, but a €25m asking price complicates any potential deal.
Inter Milan are weighing a move for Bologna's Jhon Lucumí before his €28m release clause expires on 15 July, with Akinsanmiro offered as part of the deal.
Inter Milan target Trevoh Chalobah, David Alaba and Jhon Lucumi to replace Acerbi and de Vrij, but Chelsea's €40m asking price stalls a quick deal.
Inter Milan's improved €23m offer for Anan Khalaili has been rejected by Union Saint-Gilloise, who remain firm on their €30m asking price.
Inter have tasked agent Pastorello with selling Pavard and Asllani to foreign markets as part of a coordinated cost-cutting push ahead of the new season.