1. Department of Studies in Chemistry; Karnatak University, Pavate Nagar; Dharwad 580003 Karnataka India
2. Laser Spectroscopy Programme and UGC-CPEPA; Department of Physics; Karnatak University Pavate Nagar; Dharwad 580003 Karnataka India
3. Novel Drug Design and Discovery Laboratory; Department of Pharmaceutical Chemistry; S.E.T.'s College of Pharmacy, Sangolli Rayanna Nagar; Dharwad - 580002 Karnataka India