Position 1
 δH (mult, J/Hz)            δC
2
  δH (mult, J/Hz)          δC
1 0.86 m, 1.87 m 41.2 0.85 m, 1.87 m 41.3
2 1.40 m, 1.90 m 20.3 1.42 m, 1.95 m 20.3
3 1.06 m, 2.25 m 38.3 1.06 m, 2.23 m 38.5
4   43.7   44.7
5 1.08 m 58.2 1.09 m 58.3
6 1.88 m, 1.94 m 22.6 1.86 m, 1.98 m 22.6
7 1.43 m, 1.55 m 42.5 1.42 m, 1.58 m 42.5
8   43.1   43.3
9 0.98 m 54.9 0.99 m 54.7
10   39.5   39.9
11 1.62 m, 1.78 m 21.1 1.64 m, 1.82 m 21.1
12 1.52 m, 1.96 m 38.0 1.48 m, 2.01 m 38.0
13   87.8   87.8
14 1.54 m, 2.24 m 44.6 1.61 m, 2.26 m 45.2
15 1.94 m, 2.10 m 47.8 2.01 m, 2.19 m 48.5
16   154.4   154.4
17 4.84 s, 5.25 s 105.3 4.84 m, 5.14 m 105.3
18 1.22 s 28.8 1.24 s 29.0
19   178.5   178.5
20 0.95 s 17.1 0.93 s 16.6
1′ 5.50 d (8.5) 94.2 5.55 d (7.8) 93.8
2′ 3.62 m 80.0 3.79 m 79.8
3′ 3.46 m 78.1 3.58 m 77.9
4′ 3.32 m 71.2 3.32 m 71.4
5′ 3.35 m 78.0 3.35 m 78.2
6′ 3.60 m, 3.82 m 62.1 3.56 m, 3.79 m 62.3
1′′ 4.70 d (8.2) 96.6 4.65 d (8.2) 98.0
2′′ 3.57 m 80.4 3.57 m 79.3
3′′ 3.93 m 87.4 3.76 m 88.8
4′′ 3.36 m 70.2 3.45 m 71.2
5′′ 3.28 m 77.3 3.28 m 77.6
6′′ 3.64 m, 3.80 m 62.5 3.56 m, 3.78 m 62.8
         
1′′′ 4.86 d (7.8) 103.7 5.42 d (1.2) 101.8
2′′′ 3.24 m 75.6 3.84 m 71.8
3′′′ 3.32 m 78.1 3.62 m 72.0
4′′′ 3.13 m 71.6 3.49 m 73.6
5′′′ 3.44 m 77.9 3.82 m 70.0
6′′′ 3.56 m, 3.80 m 63.1 1.24 d (6.3) 18.1
1′′′′ 4.74 d (7.8) 103.8 4.50 d (7.4) 104.1
2′′′′  3.27 m 75.3 3.25 m 75.1
3′′′′ 3.42 m 78.5 3.42 m 78.6
4′′′′ 3.32 m 71.3 3.32 m 71.1
5′′′′ 3.36 m 78.1 3.36 m 77.8
6′′′′′ 3.62 m, 3.84 m 62.3 3.60 m, 3.80 m 62.4
1′′′′′ 4.72 d (7.4) 104.6 4.71 d (8.2) 104.3
2′′′′′ 3.29  m 71.6 3.19 m 74.9
3′′′′′ 3.28  m 72.2 3.36 m 75.4
4′′′′′ 3.02 t (8.9) 77.0 3.34 m 71.6
5′′′′′ 3.27  m 70.4 3.42 m 74.6
6′′′′′ 1.28 d (6.3) 17.9 3.48 m, 3.76 m 62.2
aassignments made on the basis of COSY, 1D TOCSY, HSQC and HMBC correlations
Table 1: 1H and 13C NMR spectral data (chemical shifts and coupling constants) for 1 and 2 in CD3ODa