SMILES: C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@H]2[C@H](O[C@H]([C@@H]([C@H]2O)O)O[C@H]3[C@H](O[C@H]([C@@H]([C@H]3O)O)O[C@@H]4[C@H](OC([C@@H]([C@H]4O)O)O)CO)CO)CO)O)O)O)O
Description: The molecule is a tetrasaccharide consisting of three beta-D-galactopyranosyl residues and a D-glucopyranosyl residue joined in sequence by three (1->4) glycosidic bonds. It derives from a beta-D-Galp-(1->4)-beta-D-Galp-(1->4)-D-Glcp and a beta-(1->4)-galactotriose.