参考文献

Gu, Xuyuan; Ying, Jinfa; Agnes, Richard S.; Navratilova, Edita; Davis, Peg; Stahl, Gannon; Porreca, Frank; Yamamura, Henry I.; Hruby, Victor J. Organic Letters, 2004 , vol. 6, # 19 p. 3285 - 3288