1. Department of Inorganic Chemistry, Faculty of Chemistry, University of Bucharest, Str. Dumbrava Rosie 23, 020464-Bucharest, Romania
2. “Ilie Murgulescu” Institute of Physical Chemistry of the Romanian Academy, Coordination and Supramolecular Chemistry Laboratory, Splaiul Independentei 202, 060021-Bucharest, Romania
3. Department of Organic Chemistry, Biochemistry and Catalysis, Faculty of Chemistry, University of Bucharest, Sos. Panduri 90-92, 050663-Bucharest, Romania