alpha-D-Gal-(1->6)-alpha-D-Gal-(1->6)-beta-D-Glc-(1<->2)-Fru
alpha-d-gal-(1->6)-alpha-d-gal-(1->6)-beta-d-glc-(1<->2)-fru
A tetrasaccharide with no free anomeric centre consisting of two galactosyl residues, one glucosyl residue and one fructosyl residue in a liner sequence, linked as shown.