Ennis, Michael D.; Hoffman, Robert L.; Ghazal, Nabil B.; Olson, Rebecca M.; Knauer, Christopher S.; Chio, Chris L.; Hyslop, Deborah K.; Campbell, Jeffery E.; Fitzgerald, Lawrence W.; Nichols, Nanette F.; Svensson, Kjell A.; McCall, Robert B.; Haber, Christopher L.; Kagey, Michelle L.; Dinh, Dac M. Bioorganic and Medicinal Chemistry Letters, 2003 , vol. 13, # 14 p. 2369 - 2372