Brady, Stephen F.; Singh, Satendra; Crouthamel, Ming-Chih; Holloway, M. Katharine; Coburn, Craig A.; Garsky, Victor M.; Bogusky, Michael; Pennington, Michael W.; Vacca, Joseph P.; Hazuda, Daria; Lai, Ming-Tain Bioorganic and Medicinal Chemistry Letters, 2004, vol. 14, # 3 p. 601 - 604 doi: 10.1016/j.bmcl.2003.11.061