Evans, Karen A.; Shearer, Barry G.; Wisnoski, David D.; Shi, Dongchuan; Sparks, Steven M.; Sternbach, Daniel D.; Winegar, Deborah A.; Billin, Andrew N.; Britt, Christy; Way, James M.; Epperly, Andrea H.; Leesnitzer, Lisa M.; Merrihew, Raymond V.; Xu, Robert X.; Lambert, Millard H.; Jin, Jian Bioorganic and Medicinal Chemistry Letters, 2011, vol. 21, # 8 p. 2345 - 2350 doi: 10.1016/j.bmcl.2011.02.077