1H (600 MHz) and 13C NMR (150 MHz) data for 1–3 in CDCl3 (δ in ppm, J in Hz).
| No. | 1 | 2 | 3 | |||
|---|---|---|---|---|---|---|
| δ H (J in Hz) | δ C, type | δ H (J in Hz) | δ C, type | δ H (J in Hz) | δ C, type | |
| 1α | 170.9, qC | 169.6, qC | 2.50, d (13.5) | 47.8, CH2 | ||
| 1β | 2.38, d (13.5) | |||||
| 2 | 3.24, s | 62.8, CH | 3.84, s | 64.4, CH | 212.4, qC | |
| 3 | 211.6, qC | 205.9, qC | 2.56, m | 41.4, CH | ||
| 4β | 3.29, m | 40.4, CH | 2.60, m | 41.2, CH | 1.71, dd (14.0, 6.8) | 44.3, CH2 |
| 4α | 1.31, dd (14.2, 11.5) | |||||
| 5β | 2.33, dd (13.4, 10.6) | 43.8, CH2 | 1.65, dd (14.0, 6.8) | 43.7, CH2 | 38.6, qC | |
| 5α | 1.13, m | 1.35, dd (14.0, 13.4) | ||||
| 6 | 40.8, qC | 40.6, qC | 79.7, qC | |||
| 7 | 78.4, qC | 81.5, qC | 5.39, dd (10.3, 2.8) | 128.1, CH | ||
| 8 | 2.03, d (3.2) | 33.3, CH2 | 5.45, dd (10.4, 2.9) | 125.4, CH | 5.58, dd (10.3, 1.7) | 133.6, CH |
| 9 | 5.01, m | 73.0, CH | 5.74, dd (10.4, 1.7) | 134.2, CH | 2.12, m | 30.3, CH |
| 10 | 1.63, m | 33.1, CH | 2.09, m | 30.1, CH | 3.05, dd (9.5, 1.8) | 75.5, CH |
| 11 | 4.00, dd (10.8, 1.6) | 71.7, CH | 2.96, dd (9.5, 1.8) | 77.9, CH | 1.61, overlap | 33.7, CH |
| 12 | 1.48, m | 34.4, CH | 1.55, overlap | 34.1, CH | 1.33, m 1.27, m | 30.2, CH2 |
| 13α | 1.57, overlap | 31.6, CH2 | 1.43, m | 30.7, CH2 | 1.78, m | 36.1, CH2 |
| 13β | 1.23, m | 1.61, m | ||||
| 14α | 1.85, m | 37.3, CH2 | 1.78, m | 35.9, CH2 | 3.99, t (6.6) | 84.4, CH |
| 14β | 1.57, overlap | 1.53, overlap | ||||
| 15 | 4.08, m | 85.4, CH | 4.0, t (6.6) | 84.8, CH | 144.3, qC | |
| 16 | 144.9, qC | 144.3, qC | 6.79, overlap | 119.5, CH | ||
| 17 | 6.88, d (7.6) | 116.9, CH | 6.84, d (7.6, 1.2) | 119.3, CH | 7.17, t (8.0) | 129.5, CH |
| 18 | 7.20, t (7.8) | 129.6, CH | 7.20, t (7.8) | 129.6, CH | 6.74,dd (8.1, 2.5) | 114.9, CH |
| 19 | 6.75, dd (8.1, 2.5) | 114.5, CH | 6.76, dd (8.0, 2.6) | 114.7, CH | 156.4, qC | |
| 20 | 156.6, qC | 156.1, qC | 6.79, overlap | 113.5, CH | ||
| 21 | 6.99, m | 114.3, CH | 6.81, brs | 113.8, CH | 0.84, d (6.8) | 13.4, CH3 |
| 22 | 0.89, d | 13.5, CH3 | 0.85, d | 13.0, CH3 | 0.80, d (7.2) | 16.7, CH3 |
| 23 | 0.75, d | 13.9, CH3 | 0.82, d | 17.0, CH3 | 0.87, s | 24.9, CH3 |
| 24 | 0.79, s | 25.4, CH3 | 1.21, s | 22.5, CH3 | 1.07, s | 22.6, CH3 |
| 25 | 1.02, s | 25.1, CH3 | 0.88, s | 24.9, CH3 | 1.03, d (6.6) | 14.9, CH3 |
| 26 | 1.10, d | 15.3, CH3 | 1.04, d | 14.4, CH3 | 3.20, s | 56.7, CH3 |
| 27 | 169.8, qC | 3.56, s | 51.8, CH3 | |||
| 28β | 2.80, dd (15.6, 5.9) | 37.3, CH2 | 3, 21, s | 56.8, CH3 | ||
| 28α | 2.64, dd (15.6, 10.3) | |||||
| 29 | 5.14, ddd (10.3, 5.8, 4.1) | 76.8, CH | ||||
| 30 | 3.92, m | 69.8, CH | ||||
| 31 | 1.25, d | 18.3, CH3 | ||||
| 32 | 3.27, s | 57.4, CH3 | ||||