1. Department of Chemistry, School of Sciences and Engineering, The American University in Cairo, AUC Avenue, PO. Box 74, New Cairo, Cairo 11835, Egypt
2. School of Life and Medical Sciences, University of Hertfordshire, Global Academic Foundation, R5 New Garden City, New Cairo, Cairo 11835, Egypt
3. Faculty of Pharmacy, Department of Pharmacognosy and Microbiology, The British University in Egypt, El Sherouk, Cairo 11837, Egypt
4. Faculty of Pharmacy, Department of Pharmacognosy, Cairo University, Giza, Giza 12613, Egypt