Werz Daniel B, Seeberger Peter H
Laboratory for Organic Chemistry, Swiss Federal Institute of Technology ETH Zürich, ETH Hönggerberg, HCI F 315, Wolfgang-Pauli-Strasse 10, 8093 Zürich, Switzerland.
Angew Chem Int Ed Engl. 2005 Oct 7;44(39):6315-8. doi: 10.1002/anie.200502615.