1. Department of Chemistry, Faculty of Science, University of Lucknow, Lucknow, Uttar Pradesh226 007, India
2. Division of Organic Chemistry, CSIR − National Chemical Laboratory, Dr. Homi Bhabha Road, Pune411 008, India
3. School of Chemistry, University of Hyderabad, Prof. C. R. Rao Road, Gachibowli, Central University P.O., Hyderabad500 046, India
4. Department of Chemistry, University of California Riverside, Riverside, California92521, United States
5. Illinois Institute of Technology, 3101 S. Dearborn St., Chicago, Illinois60616, United States
6. North Central College, 131 S. Loomis St., Naperville, Illinois60540, United States