1. Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, United States
2. Discovery Chemistry, Bristol Myers Squibb Company, P.O. Box 4000, Princeton, New Jersey 08543, United States
3. Bristol Myers Squibb Research and Development, 100 Binney Street, Cambridge, Massachusetts 02142, United States
4. Bristol Myers Squibb, 10300 Campus Point Drive Suite 100, San Diego, California 92121, United States