Kim, Eunkyung; Park, Chan Sun; Han, Taedong; Bae, Myung-Ho; Chong, Wonee; Lee, Choong Hyun; Shin, Young Ah; Ahn, Byung-Nak; Kim, Mi Kyung; Shin, Chang Yell; Son, Moon Ho; Kim, Jin Kwan; Moon, Ho Sang; Shim, Hyun Joo; Kim, Eun Jung; Kim, Soon Hoe; Lim, Joong In; Lee, Chun Ho Bioorganic and Medicinal Chemistry Letters, 2008 , vol. 18, # 18 p. 4993 - 4996