-- Dr. C. Klein; cklein(at)pharma.anbi.ethz.ch Dept. of Applied Biosciences, Pharmaceutical Chemistry Swiss Federal Institute of Technology / ETH Zuerich Winterthurerstr. 190 CH-8057 Zuerich Phone: +41 1 6356062 FAX : +41 1 6356884Received on Thu Aug 15 2002 - 09:12:24 PDT