1. Department of Chemistry, Research Unit in Materials Chemistry, Faculty of Sciences and Techniques, UNA, Nouakchott, Mauritania;
2. Laboratory of Structural Organic Chemistry: Synthesis and Physicochemical Studies, Department of Chemistry, Faculty of Sciences of Tunis, University of Tunis El Manar, Tunis, Tunisia;
3. EaStCHEM School of Chemistry, University of St Andrews, St Andrews, Fife, UK;
4. Khalifa University, Abu Dhabi, UAE