Mete, Antonio; Bowers, Keith; Bull, Richard J.; Coope, Helen; Donald, David K.; Escott, Katherine J.; Ford, Rhonan; Grime, Ken; Mather, Andrew; Ray, Nicholas C.; Russell, Vince Bioorganic and Medicinal Chemistry Letters, 2013 , vol. 23, # 23 p. 6248 - 6253