Dodecyl O-2,3,4,6-tetra-O-acetyl-beta-D-glucopyranosyl-(1-3)-O-2,4,6-t ri-O-acetyl-beta-D-glucopyranosyl-(1-3)-O-2,4,6-tri-O-acetyl-beta-D-gl ucopyranosyl-(1-3)-O-2,4,6-tri-O-acetyl-beta-D-glucopyranosyl-(1-3)-al pha-D-Glucopyranoside triacetate