Yuan, Ji-Wen; Wang, She-Feng; Luo, Zhong-Liang; Qiu, Han-Yue; Wang, Peng-Fei; Zhang, Xin; Yang, Yong-An; Yin, Yong; Zhang, Fei; Zhu, Hai-Liang Bioorganic and Medicinal Chemistry Letters, 2014 , vol. 24, # 10 p. 2324 - 2328