1. Organic Chemistry Division, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune-411008, India
2. Central NMR Facility, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune 411008, India
3. Academy of Scientific and Innovative Research (AcSIR), CSIR-HRDC Campus, Sector 19, Kamla Nehru Nagar, Ghaziabad, UP 201002, India