1. Dipartimento
di Chimica e Tecnologia del Farmaco, Università degli Studi di Perugia, Via del Liceo 1, 06123 Perugia, Italy
2. Department
of Biochemistry and Molecular Biology, Rutgers, The State University of New Jersey, 185 South Orange Avenue, Newark, New Jersey 07103, United States
3. Rega
Institute for Medical Research, Katholieke Universiteit Leuven, B-3000 Leuven, Belgium
4. Department
of Chemistry—BMC, Uppsala University, Box 576, SE-751 23 Uppsala, Sweden