1. Department of Chemistry and Pahrmacy, Chair of Inorganic and General Chemistry, Friedrich Alexander Universität Erlangen–Nürnberg, Egerlandstraße 1, 91058 Erlangen, Germany
2. Department of Chemistry, Ryazan State University Named after S. Yesenin, 46 Svoboda Street, 390000 Ryazan, Russian Federation
3. Department of Chemistry, Abdelmalek Essaadi University, B.P. 2121, 39, Hannech II, 93002 Tétouan, Morocco