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Chemical shifts of hydrogen atoms in 1H NMR spectra for Kae, Kae-Ga, Kae-SO3 and Kae-SO3-Ga, respectively.
| Compound | 3-OH | 7-OH | 5-OH | 4’-OH | H6’ | H2’ | H5’ | H3’ | H8 | H6 |
|---|---|---|---|---|---|---|---|---|---|---|
| Kae | 12.49 | 10.80 | 10.12 | 9.42 | 8.06 | 8.03 | 6.95 | 6.92 | 6.44 | 6.19 |
| Kae-Ga | — | 10.32 | 10.23 | 7.92 | 7.80 | 7.77 | 6.84 | 6.81 | 6.55 | 6.36 |
| Kae-SO3 | 12.50 | 10.99 | 10.89 | 9.61 | 8.06 | 8.42 | 6.96 | — | 6.46 | 6.20 |
| Kae-SO3-Ga | — | 11.04 | 8.55 | 8.08 | 7.79 | 7.40 | 7.24 | — | 7.07 | 6.87 |
