Barton, Patrick; Caffrey, Moya V.; Linannen, Tero; Luckhurst, Christopher A.; Mochel, Tobias; Perry, Matthew W. D.; Springthorpe, Brian; Stein, Linda; Bahl, Ash; Bowers, Keith; Gilmour, Peter; Hawley, Shaun; Denton, Rebecca; Riley, Robert J.; Roe, Emma; Webborn, Peter Bioorganic and Medicinal Chemistry Letters, 2012 , vol. 22, # 21 p. 6694 - 6699,6