Simpkins, Ligaya M.; Bolton, Scott; Pi, Zulan; Sutton, James C.; Kwon, Chet; Zhao, Guohua; Magnin, David R.; Augeri, David J.; Gungor, Timur; Rotella, David P.; Sun, Zhong; Liu, Yajun; Slusarchyk, William S.; Marcinkeviciene, Jovita; Robertson, James G.; Wang, Aiying; Robl, Jeffrey A.; Atwal, Karnail S.; Zahler, Robert L.; Parker, Rex A.; Kirby, Mark S.; Hamann, Lawrence G. Bioorganic and Medicinal Chemistry Letters, 2007 , vol. 17, # 23 p. 6476 - 6480