1. Department of Chemistry; Guru Jambheshwar University of Science and Technology; Hisar 125001 India
2. School of Pharmaceutical Sciences; Shoolini University; Bajhol Solan 173229 India
3. Department of Biochemistry, University College of Science; Osmania University; Hyderabad 500007 India
4. Department of Pharmaceutical Sciences; Guru Jambheshwar University of Science and Technology; Hisar 125001 India