Palmer, Andreas Marc; Chrismann, Sandra; Muench, Gabriela; Brehm, Christof; Zimmermann, Peter Jan; Buhr, Wilm; Senn-Bilfinger, Joerg; Feth, Martin Philipp; Simon, Wolfgang Alexander Bioorganic and Medicinal Chemistry, 2009 , vol. 17, # 1 p. 368 - 384