(8xi,9xi,10xi,13xi,14xi,16xi,17xi,22R)-26-(beta-D-glucopyranosyloxy)-22-hydroxyfurost-5-en-3-yl 6-deoxy-alpha-L-mannopyranosyl-(1->2)-[6-deoxy-alpha-L-mannopyranosyl-(1->4)-6-deoxy-alpha-L-mannopyranosyl-(1->4)]-beta-D-glucopyranoside