1. Contribution from the Hamilton College, Department of Chemistry, Center for Molecular Design, 198 College Hill Road, Clinton, New York 13323, Albany Medical College, Center for Cardiovascular Sciences, Albany, New York 12208, Albany Medical College, Center for Immunology and Microbial Disease, Albany, New York 12208, and Albany Medical College, Department of Obstetrics, Gynecology, and Reproductive Science, Albany, New York 12208