1a | 4.42(t, 1H, J=4.0 Hz, 2-H), 3.29(dd, 1H, J=11.9, 4.0 Hz, 3a-H), 3.21(dd, 1H, J=11.9, 4.0 Hz, 3b-H), 7.13(o, 2H, 5/9-H), 7.33(o, 3H, 6/7/8-H), 2.99(d, 1H, J=1.9 Hz, 2'-H), 2.27—2.32(m, 1H, 3'-H), 0.84(d, 3H, J=7.1 Hz, 4'-H), 0.76(d, 3H, J=6.8 Hz, 5'-H), 3.02(s, 3H, 1″-H) | 167.4(s, C1), 62.9(d, C2), 37.5(t, C3), 134.2(s, C4), 129.9(d, C5/9), 128.3(d, C6/8),129.3(d, C7), 165.6(s, C1'), 81.4(d, C2'), 29.8(d, C3'), 18.7(q, C4'), 15.2(q, C5'), 32.9(q, C1″) |
2b | 2.83(o, 1H, 2α-H), 2.34(o, 1H, 2β-H), 4.51(o, 1H, 3-H), 2.96—2.99(m, 1H, 4α-H), 2.30(o, 1H, 4β-H), 2.01—2.07(m, 1H, 5α-H), 1.61—1.65(o, 1H, 5β-H), 2.88(o, 1H, 6α-H), 2.38(o, 1H, 6β-H), 1.68—1.70(m, 1H, 8α-H), 1.57(m, 1H, 8β-H), 4.57(o, 1H, 9-H),1.18(d, 3H, J=6.2 Hz, 10-H) | 170.5(s, C1), 44.0(t, C2), 65.6(d,C3), 53.7(t, C4), 20.9(t, C5), 42.9(t, C6), 210.5(s, C7), 36.1(t, C8), 75.4(d, C9), 21.1(q, C10) |
3b | 2.77(dd, 1H, J=3.2, 17.3 Hz, 2α-H), 2.33(o, 1H, 2β-H), 4.00—4.04(m, 1H, 3-H), 3.51—3.54(m, 1H, 4-H), 2.71(dd, 1H, J=2.6, 17.8 Hz, 5α-H), 2.87(dd, 1H, J=6.4, 17.8 Hz, 5β-H), 2.33—2.40(m, 2H, 7α/β-H), 2.00—2.08(m, 2H, 8α/β-H), 5.03—5.04(m, 1H, 9-H), 1.25(d, 3H, J=6.4 Hz, 10-H) | 171.0(s, C1), 41.4(t, C2), 69.8(d, C3), 74.4(d, C4), 46.1(t, C5), 214.0(s, C6), 41.1(t, C7), 34.3(t, C8), 73.5(d, C9), 19.7(q, C10) |
4b | 2.21(dd, 1H, J=14.4, 5.7 Hz, 2α-H), 2.35(d, 1H, J=14.4 Hz, 2β-H), 5.23(t, 1H, J=5.7 Hz, 3-H), 4.91(t, 1H, J=6.6 Hz, 4-H), 2.87(dd, 1H, J=6.6, 14.3 Hz, 5α-H), 2.53(d, 1H, J=14.3 Hz, 5β-H), 2.08(o, 1H, 7α-H), 2.11(o, 1H, 7β-H), 1.41—1.46(m, 1H, 8α-H), 2.11(o, 1H, 8β-H), 4.15—4.18(m, 1H, 9-H), 1.17(d, 3H, J=6.2 Hz, 10-H) | 179.0(s, C1), 42.4(t, C2), 85.7(d, C3), 79.1(d, C4), 38.6(t, C5), 116.6(s, C6), 35.1(t, C7), 32.3(t, C8), 76.3(d, C9), 21.2(q, C10) |