Koy, A. [P:(DE-HGF)0] ; Pauls, A. [P:(DE-HGF)0] ; Flossdorf, P. [P:(DE-HGF)0] ; Becker, J. [P:(DE-HGF)0] ; Schönau, E. [P:(DE-HGF)0] ; Maarouf, M. [P:(DE-HGF)0] ; Liebig, T. [P:(DE-HGF)0] ; Fricke, O. [P:(DE-HGF)0] ; Fink, G. R. [P:(DE-Juel1)131720] ; Timmermann, L. [P:(DE-HGF)0]