1. Department of Chemistry, University of California, Irvine, 1120 Natural Sciences II, Irvine, California 92697, United States
2. Department of Pharmaceutical Sciences, University of California, Irvine, 856 Health Sciences Road, Irvine, California 92697, United States
3. Anagenex, 20 Maguire Road Suite 302, Lexington, Massachusetts 02421, United States