Son, Myung-Hee; Kim, Ji Young; Lim, Eun Jeong; Baek, Du-Jong; Choi, Kihang; Lee, Jae Kyun; Pae, Ae Nim; Min, Sun-Joon; Cho, Yong Seo Bioorganic and Medicinal Chemistry Letters, 2013 , vol. 23, # 5 p. 1472 - 1476