Li, Zhenyu; Yu, Fang; Zhan, Peng; Shen, Yuemao; Liu, Xinyong; Cui, Lei; Wang, Shouxun
Medicinal Chemistry, 2012 , vol. 8, # 5 p. 928 - 933,6

Short,J.H.; Darby,T.D.
Journal of Medicinal Chemistry, 1967 , vol. 10, p. 833 - 840