¹ Peptide Science Laboratory, School of Chemistry and Physics , University of KwaZulu—Natal, Durban 4000, South Africa

² Department of Math and Sciences, College of Humanities and Sciences, Prince Sultan University , Riyadh 11586, Saudi Arabia

³ School of Laboratory Medicine and Medical Sciences, College of Health Sciences , University of KwaZulu—Natal, Durban 4000, South Africa

⁴ Department of Inorganic and Organic Chemistry, University of Barcelona , 08193 Barcelona, Spain

⁵ Department of Basic Medical Sciences, College of Medicine, Dar Al Uloom University , Riyadh 11512, Saudi Arabia

⁶ Department of Chemistry, Faculty of Science, Alexandria University , Alexandria 21321, Egypt