In other first-round matches , former world No. 1 Juan Carlos Ferrero of Spain beat Nicolas Lapentti of Ecuador 6-4 , 6-7 ( 5 ) , 6-0 ; qualifier Sebastien De Chaunac of France defeated Uzbekistan 's Denis Istomin 6-3 , 7-6 ( 7 ) ; and Germany 's Rainer Schuettler beat Leonardo Mayer of Argentina 6-1 , 3-6 , 7-6 ( 5 ) .