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Table 3 1H and 13C NMR data for compound 2 (400 MHz in methanol I-d4 δ ppm)

From: NAD+-dependent HDAC inhibitor stimulates Monascus pigment production but inhibit citrinin

No. Position δC δH (mult, J in Hz)
1 C-1 149.76 7.49 (s, 1H)
2 C-3 161.40  
3 C-4 110.07 6.30 (s, 1H)
4 C-4a 147.93  
5 C-5 106.07 5.36 (s, 1H)
6 C-6 194.21  
7 C-6a 84.12  
8 C-6b 116.33  
9 C-8 171.06  
10 C-9 57.11 3.92 (s, 1H)
11 C-9a 43.64 3.28 (s, 1H)
12 C-10 23.46 1.50 (s, 3H)
13 C-11 40.55 2.68 (d, J = 6.4, 2H)
14 C-12 69.39 5.36 (dd, J = 6.3, 12.7, 1H)
15 C-13 20.05 1.27 (s, 3H)
16 C-14 203.86  
17 C-15 43.98 2.94 (dt, J = 7.3, 7.3, 18.3, 2H)
18 C-16 23.47 1.56 (m, 2H)
19 C-17 32.28 1.26 (m, 2H)
20 C-18 23.71 1.25 (m, 2H)
21 C-19 14.26 0.86 (t, J = 7.1, 3H)
22 C20 172.04  
23 C-21 14.26 1.95 (s, 3H)