1. Department of Chemistry, KU Leuven, Celestijnenlaan 200F, 3001 Leuven, Belgium
2. Department of Biochemistry, Chemistry and Pharmacy, University of Siena, Via A. Moro 2, 53100 Siena, Italy
3. Laboratory of Green Synthetic Organic Chemistry, CEMIN − Dipartimento di Chimica, Biologia e Biotecnologie, Università di Perugia, Via Elce di Sotto, 8, 06123 Perugia, Italy