参考文献:
Koyama, Hiroo Boueres, Julia K. Miller, Daniel J. Berger, Joel P. MacNaul, Karen L. Wang, Pei-Ran Ippolito, Marc C. Wright, Samuel D. Agrawal, Arun K. Moller, David E. Sahoo, Soumya P. Bioorganic and Medicinal Chemistry Letters, 005 , vol. 5, # 4 p. 47 - 5