参考文献:
Nazare, Marc Will, David W. Matter, Hans Schreuder, Herman Ritter, Kurt Urmann, Matthias Essrich, Melanie Bauer, Armin Wagner, Michael Czech, Joerg Lorenz, Martin Laux, Volker Wehner, Volkmar Journal of Medicinal Chemistry, 2005 , vol. 48, # 14 p. 4511 - 4525