Hoepping, Alexander; Diekers, Michael; Deuther-Conrad, Winnie; Scheunemann, Matthias; Fischer, Steffen; Hiller, Achim; Wegner, Florian; Steinbach, Joerg; Brust, Peter Bioorganic and Medicinal Chemistry, 2008 , vol. 16, # 3 p. 1184 - 1194