1. Departments of Metabolic Disorders (J.P.B., K.L.M., L.J.K., B.B.Z., G.Z., T.W.D., C.B., N.S., M.R.T., G.M.T., J.V., D.E.M.),Rahway, New Jersey 07065
2. Department of Psychiatry and Behavioral Sciences (A.E.P., R.S.S.), Duke University Medical Center, Duke University, Durham, North Carolina 27710
3. Department of Drug Metabolism (K.R., M.P.), Merck Research Laboratories, West Point, Pennsylvania 19486
4. Bioinformatics (A.E.), Merck Research Laboratories, Rahway, New Jersey 07065
5. Medicinal Chemistry (B.A.J., A.D.A., R.M.), Rahway, New Jersey 07065