1. Fluoro and Agrochemicals Department CSIR-Indian Institute of Chemical Technology Uppal Road, Tarnaka Hyderabad 500007 Telangana India.
2. Academy of Scientific and Innovative Research, Sector 19, Kamla Nehru Nagar Ghaziabad Uttar Pradesh 201002 India.
3. Molecular Spectroscopy Laboratory Department of Physics D.N.R. College (A) Bhimavaram, A.P. India 534 202
4. Department of Chemistry St Berchmans College (Autonomous) Mahatma Gandhi University Changanassery Kerala India