参考文献:
Gentry, Patrick R. Kokubo, Masaya Bridges, Thomas M. Kett, Nathan R. Harp, Joel M. Cho, Hyekyung P. Smith, Emery Chase, Peter Hodder, Peter S. Niswender, Colleen M. Daniels, J. Scott Conn, P. Jeffrey Wood, Michael R. Lindsley, Craig W. Journal of Medicinal Chemistry, 03 , vol. 56, # p. 935 - 9355