| NMR data position | Compound 3 | Methyl bigutol | ||||
| δC | δH (j in Hz) | δC | δH (j in Hz) | |||
| 1 | 135.6 | 127.5 | ||||
| 2 | 146.3 | 143.0 | ||||
| 3 | 152.8 | 144.1 | ||||
| 4 | 108.9 | 6.81 (d, 2.1) | 107.7 | 6.78 (d) | ||
| 5 | 136.5 | 132.9 | ||||
| 6 | 120.2 | 6.75 (d, 1.37) | 120.9 | 6.73 (d) | ||
| 7 | 28.4 | 3.34 (d, 7.56) | 28.2 | 3.36 (d) | ||
| 8 | 122.8 | 5.26 (m) | 122.2 | 5.31 (m) | ||
| 9 | 132.4 | 132.2 | ||||
| 10 | 25.8 | 1.73 (brs) | 25.9 | 1.73 (m) | ||
| 11 | 17.8 | 1.72 (brs) | 17.9 | |||
| 12 | 65.4 | 4.60 (d, 5.5) | 65.8 | 4.58 (s) | ||
| 13 | 55.7 | 3.86 (s) | 56.1 | 3.89 (s) | ||
| 14 | 60.5 | 3.79 (s) | ||||