1. Department of Chemical Sciences, National Institute of Pharmaceutical Education and Research (NIPER), Hyderabad, India
2. Neurofarba Deptartment, Sezione di ScienzeFarmaceutiche e Nutraceutiche, Università Degli Studi di Firenze, Florence, Italy
3. Department of Chemistry, Directorate of Distance Education, Maulana Azad National Urdu University, Hyderabad, India