1. Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
2. Small Molecule Drug Discovery, Bristol Myers Squibb, 250 Water Street, Cambridge, Massachusetts 02141, United States
3. Small Molecule Drug Discovery, Bristol Myers Squibb, Princeton, New Jersey 08543, United States
4. Chemical and Synthetic Development, Bristol Myers Squibb, One Squibb Drive, New Brunswick, New Jersey 08903, United States