Yip, Yvonne; Victor, Frantz; Lamar, Jason; Johnson, Robert; Wang, Q. May; Barket, Donna; Glass, John; Jin, Ling; Liu, Lifei; Venable, Daryl; Wakulchik, Mark; Xie, Congping; Heinz, Beverly; Villarreal, Elcira; Colacino, Joe; Yumibe, Nathan; Tebbe, Mark; Munroe, John; Chen, Shu-Hui Bioorganic and Medicinal Chemistry Letters, 2004, vol. 14, # 1 p. 251 - 256 doi: 10.1016/j.bmcl.2003.09.074