Sams, Anette Graven; Mikkelsen, Gitte Kobberoe; Larsen, Mogens; Torup, Lars; Brennum, Lise Tottrup; Schroder, Tenna Juul; Bang-Andersen, Benny Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 17 p. 5241 - 5244