Shao, Liming; Hewitt, Michael C.; Wang, Fengjiang; Malcolm, Scott C.; Ma, Jianguo; Campbell, John E.; Campbell, Una C.; Engel, Sharon R.; Spicer, Nancy A.; Hardy, Larry W.; Schreiber, Rudy; Spear, Kerry L.; Varney, Mark A. Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 5 p. 1438 - 1441