Other winners included Franco Squillari, Juan Ignacio Chela and Jose Acasuso of Argentina, Galo Blanco of Spain, Luis Horna of Peru and Tomas Behrend of Germany. Squillari upset seventh-seeded countryman Gaston Gaudio 7-6 (3), 6-3.
Top-seeded Carlos Moya of Spain and second-seeded Nicolas Massu of Chile were both eliminated in the first round on Tuesday.
Blanco topped countryman Albert Montanes 6-2, 7-6 (4); Acasuso eliminated Filippo Volandri of Italy 7-6, 6-2; Horna beat Juan Monaco of Argentina 6-4, 6-1; Behrend crushed Ruben Ramirez Hidalgo of Spain 6-2, 6-2; and Chela dispatched David Ferrer of Spain 6-2, 6-4.
Copa Colsanitas
Second-seeded Maria Antonia Sanchez-Lorenzo advanced to the quarterfinals at the US$170,000 Copa Colsanitas after topping Barbara Schwartz of Austria 4-6, 6-4, 7-5.
Melinda Czink of Hungary was able to finish her first round match against Marie-Eve Pelletier of Canada. Czink won 6-3, 2-6, 7-6 (2).
Third-seeded Emilie Loit of France breezed past Edina Gallovits of Romania 6-2, 6-2, and Marta Marrero of Spain upset fourth-seeded Ashley Harkleroad 6-4, 7-6 (1).
Lana Popadic of Croatia defeated Antonella Serra-Zanetti 6-2, 6-3.
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