3-O-beta-D-galactopyranosyl-(1-->2)-(beta-D-xylopyranosyl-(1-->3))-beta-D-glucuronopyranosyl-gypsogenin-28-O-beta-D-xylopyranosyl-(1-->4)-alpha-L-rhamnopyranosyl-(1-->2)-(5-O-acetyl-alpha-L-arabinofuranosyl-(1-->3))-4-O-acetyl-beta-D-fucopyranoside