Stereoselective Synthesis of a Potent Human NK1 Receptor Antagonist via Acyl-Claisen Rearrangement - Raubo, Piotr; Giuliano, Claudio; Hill, Alastair W; Huscroft, Ian T; London, Clare; Reeve, Austin; Seward, Eileen M; Swain, Christopher G; Kulagowski, Janusz J (Synlett, 2006)