Spyridonidou, Katerina; Fousteris, Manolis; Antonia, Marazioti; Chatzianastasiou, Athanasia; Papapetropoulos, Andreas; Nikolaropoulos, Sotiris Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 16 p. 4810 - 4813