Pauson-Khand Reaction of Amino Acid Derived 3-Pyrrolines: New Enantiopure Scaffolds for Diversity-Oriented Synthesis - Cuevas, Félix; García-Granda, Carmen; Buschmann, Helmut; Torrens, Antoni; Yenes, Susana; Pericàs, Miquel A (Synlett, 2007)