De Savi, Chris; Pape, Andrew; Cumming, John G.; Ting, Attilla; Smith, Peter D.; Burrows, Jeremy N.; Mills, Mark; Davies, Chris; Lamont, Scott; Milne, David; Cook, Calum; Moore, Peter; Sawyer, Yvonne; Gerhardt, Stefan Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 5 p. 1376 - 1381