Syntheses and pharmacological studies of huperzine A analogues 1: ( ±)-14-fluorohuperzine A
Zeng Fanxing;Jiang Hualiang;Yang Yushe;Liu Dongxiang;Chen Jianzhong;Tang Xican;Liu Jing;Shen Jingkang;Chen Kaixian;Ji Ruyun
Acta Chimica Sinica . 1999, (5): 522 -526 .