1. Department of Chemistry, Life Sciences and Environmental Sustainability, University of Parma, 43121 Parma, Italy
2. Department of Pure and Applied Sciences, University of Urbino, 61029 Urbino, Italy
3. Chemistry Department, Vancouver Island University VIU, Nanaimo, BC V9R5S5 Canada
4. Department of Chemistry, University of Waterloo, Waterloo, ON N2L 3G1, Canada