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Antifeedant activity of compounds 1, 3, 4, and 10 against Spodoptera exigua.
| Compound | Molecular Formula | m/z | EC50 (µg/cm2) |
|---|---|---|---|
| 1 | C25H40O9 | 484 | 10.91 |
| 3 | C31H42O14 | 638 | 33.89 |
| 4 | C33H46O15 | 682 | NA |
| 10 | C23H38O8 | 442 | 6.58 |
| Neem oil | - | - | 3.71 |
NA = Not active; “-” = No (Because neem oil is a mixture).
