1. Chemistry Department, Faculty of Science, Kafrelsheikh University, Kafrelsheikh 33516, Egypt
2. Clinical Pathology Department, University Hospital, Menoufia University, Shebin El-Kom 32512, Egypt
3. Department of Chemistry and Pharmacy, University of Erlangen-Nuremberg, 91058 Erlangen, Germany
4. Faculty of Chemistry, Nicolaus Copernicus University in Torun, 87-100 Torun, Poland