1. Department
of Chemistry, University of Wisconsin—Madison, Madison, Wisconsin 53706, United States
2. Department
of Chemical and Biological Engineering, University of Wisconsin—Madison, Madison, Wisconsin 53706, United States
3. Lilly
Research Laboratories, Eli Lilly and Company, Indianapolis, Indiana 46285, United States
4. Department of Process & Analytical Chemistry, Merck Research Laboratories, Rahway, New Jersey 07065, United States
5. Pfizer Worldwide R&D, Eastern Point Road, Groton, Connecticut 06340, United States