1. Institute of Advanced Research Studies in Chemical Sciences, University of Sindh, Jamshoro-76080, Sindh, Pakistan
2. Dr M. A. Kazi Institute of Chemistry, University of Sindh, Jamshoro-76080, Sindh, Pakistan
3. Abbott Laboritories (Pakistan) Limited, Hyderabad Road, Landhi, Karachi-74120, Sindh, Pakistan