1. Department
of Pharmaceutical Chemistry, University of California San Francisco, 600 16th Street San Francisco, California 94143-2240, United States
2. Department
of Life Sciences, University of Modena and Reggio Emilia, Via Campi
183, 41100 Modena, Italy
3. Service
de Bacteriologie, Faculté de Medecine, Université d’Auvergne, 28, place Henri Dunant, 63001 Clermont-Ferrand, France
4. Department
of Biotechnology, Chemistry and Pharmacy, University of Siena, Via Aldo Moro 2, 53100 Siena, Italy
5. Faculty
of Pharmacy, University of Toronto, 160 College Street, Toronto ON M5S 3E1, Canada