Yue-Dan Li,‡a Dong-Xiao Cui,‡ab Jun-Chao Zhu,a Ping Huang,a Zhuang Tian,a Yan-Yan Jiab and Ping-An Wang*a
a Department of Medicinal Chemistry, School of Pharmacy, Fourth Military Medical University, Changle West Road 169, Xi'an, P. R. China
b Department of Pharmacy, Xijing Hospital, Fourth Military Medical University, Changle West Road 15, Xi'an 710032, P. R. China