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1H and 13C NMR data for 4 in CDCl3.
| No. | δC | δH (J in Hz) | No. | δC | δH (J in Hz) |
|---|---|---|---|---|---|
| 8 | 134.9 | 17 | 79.4 | 5.48 (s) | |
| 9 | 75.3 | 3.56 (br. d, ca. 4) | 18 | 17.2 | 0.95 (s) |
| 11 | 22.6 | 1.75 (tt like, ca. 4, 15) | 20 | 120.1 | |
| 1.94 (m) | 21 | 141.3 | 7.46 (t like, ca. 2) | ||
| 12 | 27.4 | 1.08 (dt like, ca. 3, 13) | 22 | 110.0 | 6.41 (t like, ca. 2) |
| 1.55 (dt like, ca. 3, 13) | 23 | 142.8 | 7.37 (t like, ca. 2) | ||
| 13 | 39.2 | 30 | 16.9 | 1.89 (s) | |
| 14 | 136.6 | 1′ | 65.2 | 3.47, 3.70 (both m) | |
| 15 | 66.9 | 4.91 (s) | 2′ | 15.5 | 1.25 (t, 7.0) |
| 16 | 170.9 |
