Shen, Jiaxuan; Yang, Dejun; Liu, Yuxiao; Qin, Shuangshuang; Zhang, Jingwu; Sun, Jiangkai; Liu, Chunhui; Liu, Chaoyang; Zhao, Xiaomei; Chu, Changhu; Liu, Renhua Organic Letters, 2014 , vol. 16, # 2 p. 350 - 353