Perez-Balado, Carlos; Marko, Istvan E. Tetrahedron Letters, 2005 , vol. 46, # 29 p. 4887 - 4890 Title/Abstract Full Text View citing articles Show Details Perez-Balado, Carlos; Marko, Istvan E. Tetrahedron, 2006 , vol. 62, # 10 p. 2331 - 2349