1. Borch Department of Medicinal Chemistry and Molecular Pharmacology, College of Pharmacy, Purdue University, West Lafayette, Indiana 47907, United States
2. Purdue Institute for Drug Discovery, West Lafayette, Indiana 47907, United States
3. Department of Chemistry, College of Science, Purdue University, West Lafayette, Indiana 47907, United States
4. Target Discovery Institute, Nuffield Department of Medicine, Centre for Medicines Discovery, University of Oxford, Oxford OX3 7FZ, U.K.
5. Chinese Academy for Medical Sciences Oxford Institute, Nuffield Department of Medicine, University of Oxford, Oxford OX3 7BN, U.K.
6. Purdue Institute for Cancer Research, West Lafayette, Indiana 47907, United States