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Partial 1H spectra of (A) UDP-GlcNAc(3NH2)A and (B) UDP-GlcNAc(3NAc)A. Protons corresponding to the glucopyranose moiety are labeled. Spectra were acquired at 25 °C with suppression of the HOD signal at 4.80 ppm. Peaks labeled with x indicate impurities from residual triethylamine.
