1. Department of Microbial Natural Products, Helmholtz-Institute for Pharmaceutical Research Saarland, Helmholtz Centre for Infection Research and Department of Pharmacy at Saarland University, Saarbrücken, Germany
2. Helmholtz International Lab for Anti-Infectives, Shandong University-Helmholtz Institute of Biotechnology, State Key Laboratory of Microbial Technology, Shandong University, Qingdao, China
3. Helmholtz International Lab for Anti-Infectives, Helmholtz Center for Infection Research, Braunschweig, Germany
4. Department of Microbial Drugs, Helmholtz Centre for Infection Research, Braunschweig, Germany
5. Department of Inorganic Chemistry, Saarland University, Saarbrücken, Germany