1. Center for Chemical Biology, CSIR-Indian Institute of Chemical Technology, Tarnaka,
Hyderabad AP-500 007, India
2. Department of Pediatrics, University of Maryland School of Medicine, 655 West
Baltimore, Street, Baltimore, Maryland 21201, United States
3. State Key Laboratory of Bioorganic
and Natural Products Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354
Fenglin Road, Shanghai 200032, China
4. Departments of Pharmacology
and Molecular Sciences, Johns Hopkins University School of Medicine, 725 North Wolfe Street, Baltimore, Maryland
21205, United States