1. Department
of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, Viale Annunziata, 98168 Messina, Italy
2. DiSTABiF, University of Campania Luigi Vanvitelli, Via Vivaldi
43, 81100 Caserta, Italy
3. Laboratoire
de Chimie des Substances Naturelles UR/11-ES-74, Faculté des
Sciences de Sfax, Université de Sfax, Route de l’aeroport, 3000 Sfax, Tunisia
4. Institute
of Pharmacy and Biochemistry, University of Mainz, Johann-Joachim-Becherweg
30, DE 55128 Mainz, Germany
5. Centre
for Biomolecular Magnetic Resonance (BMRZ), Goethe-University Frankfurt, Max-von-Laue-Strasse 9, DE 60438 Frankfurt am Main, Germany
6. Biochemistry
Center, Heidelberg University, Im Neuenheimer Feld 328, DE 69120 Heidelberg, Germany
7. Institute
of Pharmacy and Biochemistry, University of Mainz, Staudingerweg
5, DE 55128 Mainz, Germany
8. Department
of Medicine, San Francisco General Hospital, University of California, 1001 Potrero Avenue, San Francisco, California 94110, United States