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. Author manuscript; available in PMC: 2011 May 28.
Published in final edited form as: J Nat Prod. 2010 May 28;73(5):949–955. doi: 10.1021/np1002065

Table 2.

13C NMR Spectroscopic Data of Compounds 1–5

position 1a 2a 3b 4a 5a
1 151.5 C
2 159.8 C 159.4 C 153.8 C 155.3 C 101.6 CH
3 110.2 C 112.2 C 113.7 C 109.2 C 153.7 C
4 180.4 C 180.5 C 179.7 C 178.6 C 109.7 C
5 157.1 C 157.2 C 161.4 C 156.9 C 103.9 CH
6 110.4 C 110.2 C 112.3 C 110.0 C 131.1 C
7 159.1 C 161.1 C 165.1 C 158.6 C 105.7 CH
8 104.5 C 93.7 CH 95.2 CH 107.4 C 154.3 C
9 152.0 C 154.1 C 157.0 C 151.0 C 122.9 C
10 105.4 C 104.3 C 103.9 C 105.0 C 121.2 CH
1′ 105.1 C 104.3 C 124.4 C 105.3 C
2′ 151.2 C 149.6 C 181.9 C 152.0 C
3′ 103.1 CH 104.3 CH 125.9 C 104.2 CH
4′ 149.7 C 145.0 C 153.8 C 150.0 C
5′ 134.7 C 138.0 C 181.9 C 139.5 C
6′ 127.7 C 132.5 C 132.0 C 108.8 CH
11 21.9 CH2 20.7 CH2 132.3 CH 69.1 CH 112.1 CH
12 38.1 CH 44.7CH 140.7 C 120.9 CH 155.7 C
13 144.9 C 97.5 C 147.8 C 138.2 C 98.2 CH
14 112.6 CH2 20.7 CH3 113.7 CH2 25.5 CH3 154.8 C
15 20.9 CH3 41.5 CH2 23.8 CH3 18.4 CH3 116.2 CH
16 21.8 CH2 23.0 CH2 22.0 CH2 21.3 CH2 129.6 CH
17 120.7 CH 120.9 CH 122.9 CH 121.4 CH 76.2 C
18 136.1 C 137.9 C 132.3 C 134.3 C 27.9 CH3
19 25.7 CH3 25.8 CH3 25.9 CH3 25.6 CH3 27.9 CH3
20 18.2 CH3 18.0 CH3 18.0 CH3 17.7 CH3
21 21.7 CH2 21.6 CH2 23.1 CH2 21.7 CH2
22 121.4 CH 123.3 CH 121.4 CH 121.6 CH
23 136.3 C 136.6 C 133.4 C 133.5 C
24 25.9 CH3 25.7 CH3 25.9 CH3 25.6 CH3
25 18.0 CH3 17.8 CH3 17.9 CH3 17.6 CH3
a

Data were measured in CDCl3 at 75.5 MHz.

b

Data were measured in acetone-d6 at 75.5 MHz. Chemical shifts (δ) are presented in ppm.