Goodacre, Caroline J.; Bromidge, Steven M.; Clapham, David; King, Frank D.; Lovell, Peter J.; Allen, Mike; Campbell, Lorraine P.; Holland, Vicky; Riley, Graham J.; Starr, Kathryn R.; Trail, Brenda K.; Wood, Martyn D. Bioorganic and Medicinal Chemistry Letters, 2005, vol. 15, # 22 p. 4989 - 4993 doi: 10.1016/j.bmcl.2005.08.004