参考文献:
Ott, Gregory R. Asakawa, Naoyuki Lu, Zhonghui Liu, Rui-Qin Covington, Maryanne B. Vaddi, Krishna Qian, Mingxin Newton, Robert C. Christ, David D. Traskos, James M. Decicco, Carl P. Duan, James J.-W. Bioorganic and Medicinal Chemistry Letters, 2008 , vol. 18, # 2 p. 694 - 699