"This is the peer reviewed version of the following article: M. Panagiotopoulou, Y. Salinas, S. Beyazit, S. Kunath, L. Duma, E. Prost, A. G. Mayes, M. Resmini, B. Tse Sum Bui, K. Haupt, Angew. Chem. Int. Ed. 2016, 55, 8244.. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.