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. 2018 Dec 27;34(1):350–360. doi: 10.1080/14756366.2018.1553166

Figure 5.

Figure 5.

ESI-MS/MS spectra of precursor ions [M + Na]+ of saponins 1 (Panel A) and 6 (Panel B), differing in the aglycone and in the saccharide portion. Gal: galactose; Glc: glucose; Glu: glucuronic acid; Rha: rhamnose.