1. Institute of Nuclear Medicine and Allied Sciences, Brig. S. K. Majumdar Marg Delhi India
2. SSVPG College Hapur India
3. Bioorganic Laboratory, Department of Chemistry University of Delhi Delhi India
4. Department of Chemistry and Environmental Science Medgar Evers College, The City University of New York Brooklyn New York USA
5. Central Research Facility Sri Ramachandra Institute of Higher Education and Research Chennai India