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Structural formulas of the compounds isolated from the dried leaves of Gaultheria procumbens l. MeSA β-d-xylosyl-(1→6)-β-d-glucose (gaultherin) (1), MeSA xyloyl-[1→6]-xylosyl-[1→2]-glucose (MeSA-MSTG-A) (2), MeSA β-d-xylosyl-(1→2)-β-d-glucose (sambubiose) (3), MeSA β-d-glucosyl-(1→2)-β-d-glucose (sophorose) (4).
