Chackalamannil, Samuel; Chung, Shin; Stamford, Andrew W.; McKittrick, Brian A.; Wang, Yuguang; Tsai, Hsingan; Cleven, Renee; Fawzi, Ahmad; Czarniecki, Michael Bioorganic and Medicinal Chemistry Letters, 1996, vol. 6, # 11 p. 1257 - 1260 doi: 10.1016/0960-894X(96)00211-9