參考文獻:
Evindar, Ghotas Satz, Alexander L. Bernier, Sylvie G. Kavarana, Malcolm J. Doyle, Elisabeth Lorusso, Jeanine Taghizadeh, Nazbeh Halley, Keith Hutchings, Amy Kelley, Michael S. Wright, Albion D. Saha, Ashis K. Hannig, Gerhard Morgan, Barry A. Westlin, William F. Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 8 p. 2315 - 2319