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In vitro % values for DPPH scavenging activity of the most potent compounds in relation to time.
| Compound | Interaction with the Free Radical DPPH (%) | |||
|---|---|---|---|---|
| 0 min | 3 min | 6 min | 9 min | |
| 4a | 95.4 | 95.4 | 94.9 | 95.4 |
| 4b | 100 | 100 | 100 | 100 |
| 7a | 92.3 | 94.4 | 94.9 | 94.9 |
| 7b | 98.2 | 99.3 | 99.5 | 99.8 |
