1. Department of Chemistry and Research Center, Vidya Vikas Institute of Engineering & Technology (Affiliated to Visvesvaraya Technological University, Belagavi), Mysuru-570028, India
2. Department of Chemistry, Government Engineering College (Affiliated to Visvesvaraya Technological University, Belagavi), Chamarajanagara-571313, India
3. Department of Chemistry, Ramaiah Institute of Technology, Bangalore-560054, India
4. Department of Studies in Organic Chemistry, University of Mysore, Manasagangotri, Mysore-570006, India