Kang, Iou-Jiun; Wang, Li-Wen; Hsu, Tsu-An; Yueh, Andrew; Lee, Chung-Chi; Lee, Yen-Chun; Lee, Ching-Yin; Chao, Yu-Sheng; Shih, Shin-Ru; Chern, Jyh-Haur Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 7 p. 1948 - 1952