1. Department
of Microbial Natural Products, Helmholtz-Institute for Pharmaceutical
Research Saarland (HIPS), Helmholtz Centre for Infection Research
(HZI) and Pharmaceutical Biotechnology, Saarland University, Campus C2 3, 66123 Saarbrücken, Germany
2. German Center
for Infection Research (DZIF), Partner site Hannover-Braunschweig, 38124 Braunschweig, Germany
3. Dipartimento
di Farmacia, Università degli Studi di Salerno, via Giovanni
Paolo II 132, 84084, Fisciano (SA), Italy