Acknowledgement
The authors thank T a i f University, Kingdoum of Saudi
Arabia for their respective financial supports of the project
research number (1847/1433/1), Faculty of Pharmacy,
University of Khartoum, for their helping to carring the
experimental part, and Dr. Omer Eltayb Albadoui, Department
of Chemistry, Faculty of Science, University of Khartoum for
helpful for spectral analysis.