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. 2020 Apr 23;8:301. doi: 10.3389/fchem.2020.00301

Table 2.

Characteristic 13C NMR data (δC) for talaumidin (1) and its diastereomers 1a−1g.

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Positions 1 1a 1b 1c 1d 1e 1f 1g
6 and 7 13.8 14.9 9.6 12.9 9.4 11.8 14.6 15.0
13.8 15.1 11.9 12.9 11.8 11.8 14.7 15.1
3 and 4 50.9 46.0 43.5 44.5 43.5 41.5 43.8 45.9
51.2 48.1 47.5 44.5 47.7 41.5 43.9 48.3
2 and 5 88.2 83.0 84.8 87.4 84.8 82.7 83.7 83.1
88.5 87.5 85.8 87.5 85.7 82.8 83.7 87.4