No. 7 seed Jan-Lennard Struff of Germany moved into the second round of the BMW Open with a 6-4, 6-3 victory Tuesday against Slovakia's Andrej Martin in Munich, Germany. Struff struck six aces and only faced two break points (saving one) during the 76-minute match. Up next is compatriot Dominik Koepfer, a 4-6, 6-4, 6-3 winner against three-time Munich champion Philipp Kohlschreiber. No. 5 Nikoloz Basilashvili of Georgia cruised 6-2, 6-3 over Brazil's Thiago Monteiro. American qualifier Mackenzie McDonald upset No. 6 seed