1. Department of Chemistry
2. Kakatiya University
3. Warangal, India
4. School of Chemistry & Physics
5. University of Kwazulu-Natal
6. Institute of Biotechnology
7. National Dong-Hwa University
8. Hualien 974, Republic of China
9. Durban-4000, South Africa
10. Satavahana University
11. Karimnagar, India