参考文献:
Savall, Brad M. Gomez, Laurent Chavez, Frank Curtis, Michael Meduna, Steven P. Kearney, Aaron Dunford, Paul Cowden, Jeffery Thurmond, Robin L. Grice, Cheryl Edwards, James P. Bioorganic and Medicinal Chemistry Letters, 20 , vol. 2, # 2 p. 6577 - 658