Bayern Munich face BayArena in the German Cup quarter-finals . Pep Guardiola has just 16 fit players to pick from on Wednesday night . Bastian Schweinsteiger , Arjen Robben and Franck Ribery all ruled out . Guardiola believes Jerome Boateng is one of the world 's best defenders .
Bayern Munich face Bayer Leverkusen in the German Cup quarter-finals . Pep Guardiola has just 16 fit players to pick from on Wednesday night . Bastian Schweinsteiger , Arjen Robben and Franck Ribery all ruled out . Guardiola believes Jerome Boateng is one of the world 's best defenders .