| Position | δ
H, (Hz) mesuagenin C [8] | δ
H, (Hz) compound 3 | δ
C mesuagenin C [8] | δ
C compound 3 |
| 2 | | | 158.9 | 158.9 | 3 | 6.00 (1H, ) | 6.01 (1H, ) | 4 | | | 157.2 | 157.3 | 4a | | | 100.7 | 100.7 | 5-OH | 5.98 (1H, s, 5-OH) | 5.99 (1H, s, 5-OH) | 6 | | | 112.6 | 112.6 | 7-OH | 14.54 (1H, s, 7-OH) | 14.54 (1H, s, 7-OH) | 8 | | | 103.8 | 103.8 | 8a | | | 155.8 | 155.8 | 1′ | | | 137.1 | 137.1 | 2′ | 7.40 (1H, , Ar) | 7.42 (1H, , Ar) | 3′ |
7.52 (3H, , Ar) | 7.54 (3H, , Ar) | 4′ | 5′ | 6′ | 7.40 (1H, , Ar) | 7.42 (1H, , Ar) | 1′′ | 3.30 (2H, , ) | 3.31 (2H, , ) | 2′′ | 5.08 (1H, , ) | 5.10 (1H, , ) | 3′′ | | | 138.2 | 138.1 | 4′′ | 1.68 (3H, ) | 1.70 (3H, ) | 5′′ | 2.03–1.91 (4H, ) | 2.04–1.92 (4H, ) | 6′′ | 7′′ | 4.99 (1H, , ) | 5.00 (1H, , ) | 8′′ | | | 131.7 | 131.7 | 9′′ | 1.53 (3H, ) | 1.54 (3H, ) | 10′′ | 1.59 (3H, ) | 1.60 (3H, ) | 1′′′ | | | 210.7 | 210.8 | 2′′′ | 4.11 (1H, ) | 4.12 (1H, ) | 3′′′ | 1.28 (6H, , ) | 1.29 (6H, , ) | 4′′′ |
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