1. Department of ChemistryNational Institute of Technology Tiruchirappalli India- 620 015
2. Department of Medicinal and Applied ChemistryKaohsiung Medical University Kaohsiung City- 807 Taiwan
3. Research Center for Environmental MedicineKaohsiung Medical University Kaohsiung City- 807 Taiwan
4. Institute for Polymers, Composites and Biomaterials (IPCB-CNR) Via Previati 1/C 23900 Lecco (LC) Italy