1. Synthetic
Organic Chemistry Research Laboratory, Department of Chemistry, University of Delhi, Delhi 110007, India
2. Departamento
de Química, Centro de Investigación y de Estudios Avanzados, Apdo. Postal 14-740, México City 07000, Mexico
3. Chapman
University School of Pharmacy, Harry and Diane Rinker Health Science Campus, 9401 Jeronimo Road, Irvine, California 92618, United States
4. School
of Physical Sciences, Jawaharlal Nehru University, New Delhi 110067, India