Hirsch, Anna K. H.; Alphey, Magnus S.; Lauw, Susan; Seet, Michael; Barandun, Luzi; Eisenreich, Wolfgang; Rohdich, Felix; Hunter, William N.; Bacher, Adelbert; Diederich, Francois Organic and Biomolecular Chemistry, 2008 , vol. 6, # 15 p. 2719 - 2730