Barril, Xavier; Beswick, Mandy C.; Collier, Adam; Drysdale, Martin J.; Dymock, Brian W.; Fink, Alexandra; Grant, Kate; Howes, Robert; Jordan, Allan M.; Massey, Andrew; Surgenor, Allan; Wayne, Joanne; Workman, Paul; Wright, Lisa Bioorganic and Medicinal Chemistry Letters, 2006 , vol. 16, # 9 p. 2543 - 2548