| Compound | Molecular weight | IC50 (μM) | |
| MDA-231 | SGC-7901 | ||
| 5a | 288.11 | 66.23 ± 0.96 | 184.54 ± 1.24 |
| 5b | 288.11 | 51.27 ± 0.84 | --- |
| 5c | 340.17 | 50.19 ± 1.02 | 122.68 ± 2.04 |
| 10a | 316.14 | 440.22 ± 0.78 | 284.5 ± 2.36 |
| 10b | 344.17 | 57.08 ± 0.32 | --- |
| 10c | 272.12 | 64.06 ± 0.27 | --- |
| 5-FU | 262.19 | 98.59 ± 0.74 | 156.74 ± 2.64 |
| Resveatrol | 228.24 | 153.32 ± 0.64 | 184.3 ± 1.38 |