参考文献

Cai, Sui Xiong; Kher, Sunil M.; Zhou, Zhang-Lin; Ilyin, Victor; Espitia, Stephen A.; Tran, Minhtam; Hawkinson, Jon E.; Woodward, Richard M.; Weber, Eckard; Keana, John F. W. Journal of Medicinal Chemistry, 1997 , vol. 40, # 5 p. 730 - 738