| δ C (DMSO-d6) ppm | ||||||
|---|---|---|---|---|---|---|
| ||||||
| NMR 13C | Exp | Calc | Exp | Calc | Exp | Calc |
| 5a | 7a | 10a | ||||
| C1′ | 124.4 | 142.1 | 133.1 | 143.2 | 130.9 | 140.0 |
| C2′; C6′ | 128.5 | 133.9 | 128.9 | 134.3 | 131.9 | 135.4 |
| C3′; C5′ | 124.3 | 130.1 | 124.7 | 130.3 | 123.4 | 129.3 |
| C4′ (C–NO2) | 147.6 | 152.6 | 147.7 | 153.0 | 147.2 | 151.3 |
| C2 | 134.0 | 143.5 | 139.1 | 146.7 | 130.0 | 141.4 |
| C4 | 142.3 | 156.4 | 143.4 | 154.8 | 133.4 | 145.5 |
| C5 | 127.9 | 128.5 | 125.3 | 132.6 | 128.1 | 135.3 |
| C6 (C O) | 188.5 | 204.5 | 186.9 | 198.0 | 190.6 | 201.5 |
| C7 | 30.3 | 32.7 | 29.8 | 32.1 | 30.4 | 35.5 |
| C8 | 16.3 | 31.2 | 16.8 | 21.3 | 10.1 | 12.5 |
| OCH3/NCH3 | — | — | 67.6 | 72.2 | 32.5 | 36.1 |
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