1. Department of Chemical and Screening Sciences, Wyeth Research, CN 8000, Princeton, New Jersey 08543-8000, Department of Chemical and Screening Sciences, Wyeth Research, Collegeville, Pennsylvania 19426, Department of Chemical and Screening Sciences, Wyeth Research, 200 Cambridge Park Drive, Cambridge, Massachusetts 02140, Women's Health Research Institiute, Wyeth Research, Collegeville, Pennsylvania 19426, and Cardiovascular and Metabolic Diseases, Wyeth Research, Cambridge Massachusetts 02140