Total Synthesis of the Amaryllidaceae Alkaloid (+)-Plicamine and Its Unnatural Enantiomer by Using Solid-Supported Reagents and Scavengers in a Multistep Sequence of Reactions We gratefully acknowledge financial support from Pfizer Central Research for a Postdoctoral Fellowship (to I.R.B.), the BP endowment and the Novartis Research Fellowship (to S.V.L.), and Pharmacia & Upjohn (to C.P.).