1. Department of Drug Chemistry and Technologies, Sapienza University of Rome, Piazzale Aldo Moro 5, 00185 Rome, Italy
2. Division of Pharmaceutical and Medicinal Chemistry, School of Pharmacy, Saarland University, Campus C 2.3, 66123 Saarbrücken, Germany
3. Division of Bioorganic Chemistry, School of Pharmacy, Saarland University, Campus B 2.1, 66123 Saarbrücken, Germany
4. Pasteur Institute, Sapienza University of Rome, Piazzale Aldo Moro 5, 00185 Rome, Italy