Acknowledgments
The authors are grateful to Bente Amalie Breiby (School of Pharmacy,
University of Oslo, Norway) for technical assistance throughout this
work. The authors also thank Dr. Luca Nardo (University of Milano
Bicocca, Italy) for valuable discussions on the spectroscopic data. This
research received no specific grant from any funding agency in the public,
commercial or not-for-profit sectors.