Synthesis, Characterization, Antioxidant, and Anticancer Activity against Colon Cancer Cells of Some Cinnamaldehyde-Based Chalcone Derivatives oleh Mohamed A. El-Atawy, Demiana H. Hanna, Ali H. Bashal, Hoda A. Ahmed, Eida M. Alshammari, Ezzat A. Hamed, Abdullah R. Aljohani, Alaa Z. Omar