参考文献:
Humphries, Paul S. Almaden, Jonathon V. Barnum, Sandra J. Carlson, Thomas J. Do, Quyen-Quyen T. Fraser, James D. Hess, Mary Kim, Young H. Ogilvie, Kathleen M. Sun, Shaoxian Bioorganic and Medicinal Chemistry Letters, 6 , vol. 16, # p. 6116 - 6119