1. Department of Chemistry, MMVBanaras Hindu University Varanasi- 221005 India
2. Department of Zoology, MMVBanaras Hindu University Varanasi- 221005 India
3. Department of ChemistryM. M. H. College Ghaziabad- 201001 India
4. Division of ParasitologyCSIR-Central Drug Research Institute, BS 10/1, Jankipuram Extension Sitapur Road Lucknow- 226031 India
5. Department of ChemistryHoward University 525 College Street NW Washington DC 20059 USA