Kevin Anderson → replaced by 
Adrian Mannarino
Pablo Carreño Busta → replaced by 
Taylor Fritz- Richard Gasquet → replaced by
Hubert Hurkacz - Gaël Monfils → replaced by
Malek Jaziri
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Kevin Anderson → replaced by Adrian Mannarino Pablo Carreño Busta → replaced by Taylor Fritz Richard Gasquet → replaced by Hubert Hurkacz Gaël Monfils → replaced by Malek Jaziri