1. Department of Organic Chemistry, University of Barcelona, Diagonal 647, 08028 Barcelona,
Spain
2. Unitat de Química
Combinatòria, Parc Científic de Barcelona, Baldiri Reixac
10, 08028 Barcelona, Spain
3. Biomedical Research Networking in Bioengineering, Biomaterials and Nanomedicine (CIBER-BBN), Baldiri Reixac 10, 08028 Barcelona, Spain