1. National Research Center, Center of Scientific Excellence for Influenza Viruses, 12622 Dokki, Giza, Egypt
2. Zonzia Limited, Research and Development Department, Limassol, Cyprus
3. Department of Chemistry, College of Science, Taibah University, Madinah, Saudi Arabia
4. Department of Chemistry, Faculty of Science, Sohag University, Sohag-82534,
Egypt