1. Department of Chemistry, Ben-Gurion University of the Negev, P.O. Box 653, Be’er Sheva, Israel, 84105, Department of Physics & Astronomy, State University of New York, Stony Brook, New York 11794, and TransForm Pharmaceuticals, Inc., 29 Hartwell Avenue, Lexington, Massachusetts 02421, and Aptuit, West Lafeyette, Indiana 47906