1. Department of Pharmacognosy, College of Pharmacy, King Saud University, Riyadh, Saudi Arabia
2. Chemistry of Medicinal Plants Department, National Research Centre, Giza, Egypt
3. College of Pharmacy, Medicinal, Aromatic and Poisonous Plants Research Centre (MAPRC), King Saud University, Riyadh, Saudi Arabia
4. Department of Chemistry, Government College Ara Khel FR, Kohat, Pakistan
5. Faculty of Pharmacy, Misr University for Science and Technology (MUST), Giza, Egypt
6. Department of Chemistry, College of Science and Arts, Shaqra University, Riyadh, Saudi Arabia
7. Department of Biochemistry, College of Medicine, University of Technological Science, Khartoum, Sudan