Table 3.
Table of NMR chemical shifts
| Position | δ 1H (multiplicity, J, #H) | 13C (δ, ppm) |
| NH | 8.21 (d, J=9.1 Hz, 1H) | |
| 1 | 3.01 (dd, J=14.2, 5.1 Hz, 1H) | 51.87 |
| 2.56 (dd, J=14.3, 3.6 Hz, 1H) | ||
| 2 | 3.88 (ddd, J=13.0, 8.6, 4.5 Hz, 1H) | 50.89 |
| 3 | 3.78 – 3.71 (m, 1H) | 71.51 |
| OH3 | 5.20 (d, J=4.2 Hz, 1H) | |
| 4 | 1.51 – 1.47 (m, 1H) | 41.36 |
| 1.33 – 1.29 (m, 1H) | ||
| 5 | 3.61 – 3.53 (m, 1H) | 70.20 |
| OH5 | 4.31 (d, J=3.5 Hz, 1H) | |
| 6 | 1.34 – 1.29 (m, 1H) | 37.27 |
| 1.24 – 1.20 (m, 1H) | ||
| 7–13 | 1.21 – 1.27 (br s, 14H) | 22.5–29.6 |
| 14 | 1.16 – 1.11 (m, 2H) | 38.91 |
| 15 | 1.52 – 1.47 (m, 1H) | 27.79 |
| 16, 17 | 0.84 (d, J=6.6 Hz, 6H) | 22.09 |
| 1′ | 173.23 | |
| 2′ | 3.80 (dd, J=6.6, 4.2 Hz, 1H) | 71.29 |
| OH2′ | 5.52 (d, J=5.0 Hz, 1H) | |
| 3′ | 1.59 – 1.54 (m, 1H) | 34.85 |
| 1.50 – 1.45 (m, 1H) | ||
| 4′? | 1.35 – 1.30 (m, 2H) | 24.99 |
| 5′–11′ | 1.21 – 1.27 (br s, 14H) | 22.5–29.6 |
| 12′ | 1.16 – 1.11 (m, 2H) | 38.91 |
| 13′ | 1.52 – 1.47 (m, 1H) | 27.79 |
| 14′, 15′ | 0.84 (d, J=6.6 Hz, 6H) | 22.09 |