88140-34-5 Malonylginsenoside Rb(1) Malonylginsenoside Rb1 beta-D-Glucopyranoside, (3beta,12beta)-20-((6-O-beta-D-glucopyranosyl-beta-D-glucopyranosyl)oxy)-12-hydroxydammar-24-en-3-yl 2-O-(6-O-(carboxyacetyl)-beta-D-glucopyranosyl)-