SMILES: C1[C@H]([C@@H]([C@H]([C@@H](O1)O[C@H]2[C@H]([C@@H]([C@H](O[C@H]2O)CO[C@@H]3[C@H]([C@H]([C@@H]([C@H](O3)CO)O)O)O)O)O[C@@H]4[C@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O)O)O
Description: The molecule is a branched tetrasaccharide consisting of beta-D-mannose having two alpha-D-mannosyl residues attached at the 3- and 6-positions as well as a beta-D-xylosyl residue at the 2-position. It has a role as a carbohydrate allergen.