1. Friedrich Schiller University Jena Institute for Organic Chemistry and Macromolecular Chemistry Humboldtstr. 10 07743 Jena Germany
2. Friedrich Schiller University Jena Matthias Schleiden Institute of Genetics, Bioinformatics and Molecular Botany Am Planetarium 1 07743 Jena Germany
3. Leibniz Institute for Natural Product Research and Infection Biology Hans Knöll Institute Department of Paleobiotechnology Beutenbergstraße 11a 07745 Jena Germany