1. DHOP Division, Council of Scientific and Industrial Research, Indian Institute of Petroleum, Haridwar Road, Mohkampur, Dehradun 248005, India
2. School of Chemical Sciences, Goa University, Taleigao Plateau, Taleigao, Goa 403206, India
3. Department of Chemistry and Polymer Science, University of Stellenbosch, Matieland 7602, South Africa
4. Department of Chemistry, Pandit Deendayal Petroleum University, Gandhinagar, Gujarat 382426, India