1. Medicinal Chemistry Department, Faculty of Pharmacy, Suez Canal University, Ismailia 41522, Egypt
2. Chemistry Department, Korea University, Seoul 02841, Republic of Korea
3. Chemistry Department, Faculty of Science, Suez Canal University, Ismailia 41522, Egypt
4. Pharmaceutical Organic Chemistry Department, Faculty of Pharmacy, Suez Canal University, Ismailia 41522, Egypt
5. Graduate School of Biomedical Sciences, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan