参考文献

Babine, Robert E.; Bleckman; Littlefield, Ethel S.; Parge, Hans E.; Pelletier; Lewis, Cristina T.; French, Judy V.; Imbacuan, Michael; Katoh, Susumo; Tatlock, John H.; Showalter, Richard E.; Villafranca, J. Ernest Bioorganic and Medicinal Chemistry Letters, 1996 , vol. 6, # 4 p. 385 - 390