1. Department of ChemistryFaculty of Science, Assiut University Assiut 71516 Egypt
2. Department of ChemistryUniversity of Manitoba Winnipeg Manitoba R3T 2N2 Canada
3. Department of Chemistry and Center for Computational and Integrative Biology (CCIB)Rutgers University Camden New Jersey 08102
4. Centre for Research in Molecular Modeling (CERMM), Concordia University Montréal Québec H4B 1R6 Canada