Table 2. EC50 Values (nanomolar) of the Novel Analogues 16 and 17 against Selected Cancer Cell Lines in Comparison with Those of 1 and 2 and Selected Congeners 13, 15, and 18a.
cancer cell line | 2 | 18 | 15 | 13 | 16 | 17 | 1 |
---|---|---|---|---|---|---|---|
MDA-MB-231 | 464 | 1.24 × 103 | 47.6 | 172 | 157 | 87.4 | 11.9 |
HeLa | 110 | 346 | 11.1 | 35.1 | 30.7 | 13.4 | 2.50 |
Jurkat | 688 | 1.30 × 103 | 51.8 | 175 | 112 | 115 | 18.0 |
See Figure 1 for structures.