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1H (400 MHz) and 13C (100 MHz) NMR spectroscopic data for compound 1 in CD3OD.
| Position | δ C | Type | δ H, multiplicity (J in Hz) |
|---|---|---|---|
| C-2 | 80.0 | CH | 4.816, sl (8, 1.6) |
| C-3 | 67.6 | CH | 4.17, sept (16.8, 3.2, 1.6) |
| C-4 | 29.4 | CH2 | 2.86, dd (16.8, 4.4, α) |
| 2.73, dd (16.8, 2.8, b) | |||
| C-4a | 100.2 | C | |
| C-5 | 158.1 | C | |
| C-6 | 96.55 | CH | 5.94, d (2.4) |
| C-7 | 157.8 | C | |
| C-8 | 96.05 | CH | 5.92, d (2.4) |
| C-8a | 157.5 | C | |
| C-1' | 132.4 | C | |
| C-2' | 116.0 | CH | 6.97, d (2) |
| C-3' | 145.9 | C | |
| C-4' | 146.1 | C | |
| C-5' | 115.5 | CH | 6.75, d (8) |
| C-6' | 119.6 | CH | 6.79, dd (8, 2) |
