1. Department of Chemistry GITAM (Deemed to be University) Rushikonda, Visakhapatnam 530045 India
2. Department of Chemistry Osmania University Hyderabad 500007 India
3. Molecular Medicine and Therapeutics Laboratory, CPMB Osmania University Hyderaba 500007 India
4. Department of Chemistry School of Physical Sciences Central University of Kerala Kasaragod, Kerala 671320 India