參考文獻:
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, 2011 , vol. 21, # 21 p. 6577 - 6581