1. Department of Biomolecular Chemistry Leibniz Institute for Natural Product Research and Infection Biology (HKI) Beutenbergstr. 11a 07745 Jena Germany
2. Institute of Organic Chemistry, BMWZ Leibniz University Hannover 30167 Hannover Germany
3. Department Bio Pilot Plant Leibniz Institute for Natural Product Research and Infection Biology (HKI) 07745 Jena Germany
4. Department Infection Biology Leibniz Institute for Natural Product Research and Infection Biology (HKI) 07745 Jena Germany
5. Natural Product Chemistry Faculty of Biological Sciences Friedrich Schiller University Jena 07743 Jena Germany