1. M. U Dahot:
Pharmacy Department, University of Baluchistan, Quetta, Pakistan
2. P. Kousar:
Pharmacy Department, University of Baluchistan, Quetta, Pakistan
3. M. A. Memon:
Institute of Chemistry, University of Sind, Jamshoro, Pakistan
4. Yakoub M. Khan:
Institute of Chemistry, University of Sind, Jamshoro, Pakistan
5. A. R. Memon:
Institute of Chemistry, University of Sind, Jamshoro, Pakistan