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. 2013 Dec 11;18(12):15344–15356. doi: 10.3390/molecules181215344

Table 1.

Signal assignment for TZ-7, TZ-6 and TZ-5 in 1H- 13C- and 15N-NMR spectra, (in DMSO-d6 solution).

Inline graphic
TZ-7
Inline graphic
TZ-6
Inline graphic
TZ-5
Position 1H (ppm) 13C/15N (ppm) Position 1H (ppm) 13C/15N (ppm) Position 1H (ppm) 13C/15N (ppm)
1 134.58 1 134.21 1 111.67
2 not obtained 2 not obtained 2 s, 2H, 6.33 −327.03
3 19.59 3 19.42
4 −180.37 4 −180.82 4 q, 1H, 8.44 −293.78
5 139.18 5 139.15 5 150.68
6 −199.86 6 −200.03 6 −202.82
7 s, 1H, 8.81 128.36 7 s, 1H, 8.80 128.22 7 s, 1H, 7.61 125.90
8 −106.03 8 −107.91 8 −125.92
9 130.50 9 130.87 9 142.74
10 161.51 10 158.93 10 163.84
11 s, 1H, 7.67; s, 1H, 7.79 −274.71 11 s, 1H, 7.55 −246.00 11 s, 1H, 6.59 −255.99
12 s, 3H, 3.87 36.13 12 s, 3H, 3.87 36.14 12 s, 3H, 2.79 26.56
13 50.77 13 49.80
14 s, 9H, 1.42 28.49 14 s, 9H, 1.36 28.94