Table 4. Cellular viabilities after treatment with the selected compounds for 24 h using MTT assay (IC50) in Vero, HepG2, and C6 cell lines.
| IC50 ± SEM (μM) | |||
| Compound | Vero | HepG2 | C6 |
| 8b | >250.0 | >250.0 | >250.0 |
| 9a | >250.0 | >250.0 | >250.0 |
| 7b | 115.4 ± 4.2 | 116.4 ± 0.1 | >250.0 |
| Tacrine | 168.9 ± 14.0 | 114.9 + 17.9 | 450.7 ± 4.2 |