Affiliation: | (1) Department of Pharmaceutical Chemistry, The University of Kansas, Lawrence, Kansas, 66047;(2) Department of Chemistry, North Carolina State University, Raleigh, North Carolina, 27695;(3) Present address: Exploratory Biopharmaceutics and Drug Delivery, Bristol-Myers Squibb, Pharmaceutical Research Institute, One Squibb Drive, P.O. Box 191, New Brunswick, New Jersey, 08903-0191;(4) Present address: University of Cincinnati-Medical Center, P.O. Box 67004, Cincinnati, Ohio, 45267-0004;(5) Present address: Amgen, Thousand Oaks, California, 91320;(6) Present address: Department of Chemistry, University of North Carolina, Chapel Hill, North Carolina, 27695 |