参考文献:
Johnson, Douglas S. Choi, Chung Fay, Lorraine K. Favor, David A. Repine, Joseph T. White, Andrew D. Akunne, Hyacinth C. Fitzgerald, Lawrence Nicholls, Kim Snyder, Bradley J. Whetzel, Steven Z. Zhang, Liming Serpa, Kevin A. Bioorganic and Medicinal Chemistry Letters, 2 , vol. 2, # 9 p. 262 - 2625