Kei is in the bottom half, his own quarter.
He and Montanes are 0-2 H-to-H, but one of the losses was due to Kei's retirement after that 5-hour marathon vs Cilic at USO 2010.
His 1R match is not scheduled on Monday.
Monaco, Juan ARG v Ramos, Albert ESP
Ferrero, Juan Carlos ESP v Wawrinka, Stanislas SUI
Chardy, Jeremy FRA v Machado, Rui POR
Montanes, Albert ESP v Nishikori, Kei JPN