Gradient Column Chromatography of the NCV Variety of A. annua
| Solvent | Fraction |
|---|---|
| 2% EtOAc/hexane | A, B and C |
| 10% EtOAc/hexane | D, E, F and G |
| 20% EtOAc/hexane | G, H and I |
| 40% EtOAc/hexane | J, K and L |
| EtOAc | M and N |
| Methanol | N |
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