Tung, Jay S.; Davis, David L.; Anderson, John P.; Walker, Don E.; Mamo, Shumeye; Jewett, Nancy; Hom, Roy K.; Sinha, Sukanto; Thorsett, Eugene D.; John, Varghese Journal of Medicinal Chemistry, 2002, vol. 45, # 2 p. 259 - 262 doi: 10.1021/jm0155695