1. Institut National des Sciences Appliquees et Technologies (INSAT), Universite de Carthage, Tunis, Tunisia
2. Quaid-i- Azam University, Department of Chemistry, Islamabad 45320, Pakistan
3. Laboratory of bioInformatics, bioMathematics and BioStatistics (BIMS), Institut Pasteur de Tunis, 1002, Universite de Tunis El Manar, Tunis, Tunisia