alpha-D-Galp-(1->6)-alpha-D-Galp-(1->6)[4)-beta-D-Manp-(1->4)[alpha-D-Galp-(1->6)]-beta-D-Manp-(1->4)[alpha-D-Galp-(1->6)]-beta-D-Manp-(1->4)[alpha-D-Galp-(1->6)-alpha-D-Galp-(1->6)]-beta-D-Manp-(1->]n