1. Photochemistry Department (Heterocyclic Unit), National Research Centre, Dokki, Giza, Egypt
2. Chemistry Department, Faculty of Science, Jazan University, Jazan, Saudi Arabia
3. Medicinal and Aromatic Plants Department, Desert Research Center, Cairo, Egypt
4. Department of Chemistry, Faculty of Science and Arts, Taibah University, Ulla, Medina, Saudi Arabia
5. Department of Chemistry, Faculty of Science, Mansoura University, Mansoura, Egypt