Table 4. In Vitro Safety Profiling Dataa.
| Compound | Pf 3D7 IC50, nM | hERG IC50, nM | hERG/3D7 Ratio | CYP 3A4 IC50, nM | CYP 1A2 IC50, nM | CYP 2D6 IC50, nM | CYP 2C9 IC50, nM | CYP 2C19 IC50, nM |
|---|---|---|---|---|---|---|---|---|
| 30a | 120 | 5,910 | 49 | 871 | >100,000 | 24,500 | 98,100 | 45,400 |
| 31a | 91 | 2,572 | 28 | 159 | >100,000 | 90,020 | 36,600 | 29,400 |
| 32a | 51 | 2,809 | 55 | 2,500 | >100,000 | 40,600 | >100,000 | 49,700 |
Pf = P. falciparum; IC50 = inhibitory concentration at 50%.