1. Atta-ur-Rahman Institute for Natural Product Discovery; Universiti Teknologi MARA; Puncak Alam Campus Selangor DE 42300 Malaysia
2. Faculty of Applied Sciences; Universiti Teknologi MARA; Shah Alam, Selangor DE 40450 Malaysia
3. Institute of Advance Research Studies in Chemical Sciences; University of Sindh; 76080 Jamshoro Pakistan
4. Department of Chemistry; Hazara University; 21300 Mansehra Pakistan
5. Pharmaceutical Design and Simulation Laboratory; School of Pharmaceutical Sciences; Universiti Sains Malaysia; 11800 Pulau Pinang Malaysia
6. H. E. J. Research Institute of Chemistry; International Center for Chemical and Biological Sciences; University of Karachi; Karachi 75270 Pakistan