1. Bioorganic Laboratory, Department of Chemistry, University of Delhi
2. Delhi 110 007
3. India
4. Department of Chemistry, Pt. Neki Ram Sharma Government College
5. Rohtak-124001
6. Institute for Chemistry and Biochemistry, Free University Berlin
7. 14195 Berlin
8. Germany
9. DRDO, DIPAS
10. Timarpur
11. Department of Anaesthesia
12. RML Hospital
13. New Delhi 110 001