Mannich- and Lederer-Manasse-based analogues of the natural product S (+)-curcuphenol as cancer proliferation and migration inhibitors Fathy A. Behery, Asmaa A. Sallam, Khalid A. El Sayed* Department of Basic Pharmaceutical Sciences, College of Pharmacy, University of Louisiana at Monroe, Monroe, Louisiana 71201. * Corresponding author. Tel.: +13183421725; fax: +13183421737. E-mail address: elsayed@ulm.edu . Electronic Supplementary Material (ESI) for Medicinal Chemistry Communications This journal is © The Royal Society of Chemistry 2012