Olean-12-en-28-oicacid, 3-[(O-b-D-glucopyranosyl-(1®3)-[O-b-D-xylopyranosyl-(1®2)]-O-6-deoxy-a-L-mannopyranosyl-(1®4)-b-D-xylopyranosyl)oxy]-, (3b)- (9CI)