(Z)-p-cyano-α-Cyanostilbene

(Z)-p-cyano-α-Cyanostilbene (compound 11), a phenantrene derivative, has antiproliferative activity. (Z)-p-cyano-α-Cyanostilbene shows significant selectivity against HeLa (IC50=0.21 uM) and HepG2 (IC50=0.230 uM) cells without cytotoxic against normal skin fibroblasts (IC50>100 uM).