21,28-di-O-acetylprotoaescigenin-3-O-(beta-D-glucopyranosyl(1-2)9beta-D-glucopyranosyl(1-4))-beta-D-glucopyranosiduronic acid
21,28-di-o-acetylprotoaescigenin-3-o-(beta-d-glucopyranosyl(1-2)9beta-d-glucopyranosyl(1-4))-beta-d-glucopyranosiduronic acid