1. Julius
Kühn Institute, Institute for Ecological Chemistry, Plant Analysis
and Stored Product Protection, Königin-Luise-Strasse 19, D-14195 Berlin, Germany
2. Institute
of Pharmacy, Freie Universität Berlin, Königin-Luise-Strasse 2,4, D-14195 Berlin, Germany
3. Julius
Kühn Institute, Institute for Ecological Chemistry, Plant Analysis
and Stored Product Protection, Erwin-Baur-Strasse 27, D-06484 Quedlinburg, Germany
4. Department
of Organic Chemistry, University of Leipzig, Johannisallee 29, D-04103 Leipzig, Germany