1. Normandie Univ., INSA Rouen, UNIROUEN, CNRS, COBRA (UMR
6014), 76000 Rouen, France
2. Organic Chemistry Division, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune-411008, India
3. Department of Organic Chemistry, Indian Institute of Science, Bangalore-560012, India
4. Institut Universitaire de France, 1 rue Descartes, 75231 Paris, France