* Corresponding authors

^a CNR Institute of Molecular Science and Technologies (CNR-ISTM) and Centre SMAArt, c/o Department of Chemistry, Biology and Biotechnologies, University of Perugia, Via Elce di Sotto 8, 06123 Perugia, Italy
E-mail: letizia.monico@uantwerpen.be

^b Department of Chemistry, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium

^c European Synchrotron Radiation Facility, Avenue des Martyrs 71, 38000 Grenoble, France

^d Laboratoire d'Archéologie Moléculaire et Structurale (LAMS), CNRS-UPMC, UMR 8220, Place Jussieu 4, 75005 Paris, France

^e Department of Chemistry “U. Schiff” and INSTM RU, University of Florence, Via della Lastruccia 3-13, 50019 Sesto Fiorentino, Italy