Bach, Peter; Nilsson, Karolina; Svensson, Tor; Bauer, Udo; Hammerland, Lance G.; Peterson, Alecia; Wallberg, Andreas; Oesterlund, Krister; Karis, David; Boije, Maria; Wensbo, David Bioorganic and Medicinal Chemistry Letters, 2006 , vol. 16, # 18 p. 4788 - 4791