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. 2014 Oct 17;4:6640. doi: 10.1038/srep06640

Table 2. 1H and 13C NMR, HMBC, 1H-1H COSY data for compound icariside D2 (4) (DMSO-d6, 600, 150 MHz, TMS, δ ppm).

position δC δH (J in Hz) 1H-1H COSY HMBC
1 101.1, CH 4.78 d (6.0) 2 3, 7
2 73.7, CH 3.23 m   1, 3
3 77.1, CH 3.25 m 4 2
4 70.2, CH 3.15 m   3
5 77.5, CH 3.30 m 4 1, 4, 6
6 61.2, CH2 3.45 m, 3.68 m 5 4
7 156.2, C      
8 116.5, CH 6.92 d (12.0) 9 7, 10
9 130.1, CH 7.11 d (12.0)   7, 13
10 133.2, C      
11 130.1, CH 7.11 d (12.0) 12 7, 10
12 116.5, CH 6.92 d (12.0)    
13 56.2, CH2 2.65 t (6.0) 14 10, 11, 14
14 62.9, CH2 3.55 m   10
2-OH   5.25 d (6.0) 5 2, 3
3-OH   5.05 d (6.0) 3  
4-OH   4.99 d (6.0) 4  
6-OH   4.53 t (6.0) 6 5, 6
14-OH   4.59 t (6.0) 14