Wandt, J. [P:(DE-HGF)0] ; Jakes, Peter [P:(DE-Juel1)156296] ; Granwehr, Josef [P:(DE-Juel1)162401] ; Eichel, Rüdiger-A. [P:(DE-Juel1)156123] ; Gasteiger, H. A. [P:(DE-HGF)0]