Porter, John; Lumb, Simon; Lecomte, Fabien; Reuberson, James; Foley, Anne; Calmiano, Mark; le Riche, Kelly; Edwards, Helen; Delgado, Jean; Franklin, Richard J.; Gascon-Simorte, Jose M.; Maloney, Alison; Meier, Christoph; Batchelor, Mark Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 2 p. 397 - 400