参考文献:
Wu, Zhicai Fraley, Mark E. Bilodeau, Mark T. Kaufman, Mildred L. Tasber, Edward S. Balitza, Adrienne E. Hartman, George D. Coll, Kathleen E. Rickert, Keith Shipman, Jennifer Shi, Bin Sepp-Lorenzino, Laura Thomas, Kenneth A. Bioorganic and Medicinal Chemistry Letters, 4 , vol. 4, # 4 p. 99 - 9