Prado, Soizic; Janin, Yves L.; Saint-Joanis, Brigitte; Brodin, Priscille; Michel, Sylvie; Koch, Michel; Cole, Stewart T.; Tillequin, Francois; Bost, Pierre-Etienne
Bioorganic and Medicinal Chemistry, 2007 , vol. 15, # 5 p. 2177 - 2186

Helgeson, Roger C.; Lauer, Manfred; Cram, Donald J.
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