1. Department of Chemistry, Sri Venkateswara University, Tirupati, India;
2. DST-PURSE Centre, Sri Venkateswara University, Tirupati, India;
3. Department of Ophthalmology, University of Missouri, Columbia, MO, USA;
4. Department of Chemistry, P.B. Siddhartha College of Arts and Science, Vijayawada, India;
5. Institute of Food Security and Sustainable Agriculture, Universiti Malaysia Kelantan Kampus Jeli, Jeli, Kelantan, Malaysia