The pepper ring-modified complexes (Group II, C4–C6) exhibited significant antitumor activity than veratrole-modified complexes (Group I, C1–C3) towards several cancer cells with IC50 ranging from 3.45 to 8.59 μM.
辣椒环修饰的配合物(第二组,C4-C6)对几种癌细胞表现出比维拉特醚修饰的配合物(第一组,C1-C3)更显著的抗肿瘤活性,IC50值范围在3.45至8.59μM之间。