參考文獻:
Wu, Frank Buettner, Frank H. Chen, Rhonda Hickey, Eugene Jakes, Scott Kaplita, Paul Kashem, Mohammed A. Kerr, Steven Kugler, Stanley Paw, Zofia Prokopowicz, Anthony Shih, Cheng-Kon Snow, Roger Young, Erick Cywin, Charles L. Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 11 p. 3235 - 3239