1. Applied Organic Chemistry Department, Chemical Industries Research DivisionNational Research Centre Dokki 12311 Egypt
2. Therapeutical Chemistry DepartmentPharmaceutical Division, National Research Centre Dokki 12311 Egypt
3. Chemistry Department, Faculty of ScienceAl-Azhar University (Girls Branch) Cairo Egypt
4. Photochemistry DepartmentChemical Industries Research Division, National Research Centre Dokki 12311 Egypt
5. Chemistry Department, Faculty of SciencesUniversity of Sharjah Sharjah 27272 UAE
6. Department of Pharmaceutical Organic ChemistryFaculty of Pharmacy, Mansoura University P.O.Box 35516 Mansoura Egypt
7. Department of Pharmaceutical Chemistry, Faculty of PharmacyKafrelsheikh University Kafr El Sheikh 33516 Egypt
8. Department of Medicinal Chemistry, Faculty of PharmacyMansoura University 35516 Mansoura Egypt