1. Johann Wolfgang Goethe-University,
Institute of Clinical Pharmacology, pharmazentrum frankfurt, LiFF/ZAFES, Theodor-Stern-Kai 7, D-60590 Frankfurt/Main, Germany
2. Johann Wolfgang Goethe-University,
Institute of Pharmaceutical Chemistry, LiFF/ZAFES, Max-von-Laue-Strasse
9, D-60438 Frankfurt/Main, Germany
3. ETH Zürich, Department
of Chemistry and Applied Biosciences, Wolfgang-Pauli-Strasse 10, CH-8093
Zürich, Switzerland