Affiliation: | 1. Department of Chemistry, School of Physical Sciences, University of Nairobi, PO Box 30197, 00100 Nairobi, Kenya;2. Department of Chemistry, Egerton University, PO Box 536, 20115 Egerton, Kenya;3. National Centre for Natural Products Research, Research Institute of Pharmaceutical Sciences, School of Pharmacy, University of Mississippi, MS 38677, USA;4. Department of Biomolecular Sciences, Research Institute of Pharmaceutical Sciences, School of Pharmacy, University of Mississippi, MS 38677, USA;1. Division of Organic Chemistry, National Chemical Laboratory (CSIR-NCL), Pune 411008, India;2. Combichem Bioresource Centre, National Chemical Laboratory, Pune, India;1. Department of Physics, Nanjil Catholic College of Arts and Science, Kaliyakkavilai, 629153, Tamil Nadu, India;2. Department of Physics, Bethlahem Institute of Engineering, Kanyakumari District, Tamil Nadu, India;3. Department of Physics, NMCC, Marthandom, 629 165, Tamil Nadu, India |