SMILES: C[C@H]1[C@@H]([C@H]([C@@H]([C@@H](O1)O[C@@H]2[C@H]([C@@H](O[C@@H]([C@H]2O)CO)O)NC(=O)C)NC(=O)C)O[C@@H]3[C@@H]([C@H]([C@@H]([C@H](O3)CO[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O)O)NC(=O)C)O
Description: The molecule is a linear tetrasaccharide derivative consisting of beta-D-glucose, N-acetyl-alpha-D-fucosamine, N-acetyl-alpha-L-quinovosamine and N-acetyl-beta-D-glucosamine residues linked sequentially (1->6), (1->3) and (1->3). It forms an important epitope of the Proteus vulgaris O-specific polysaccharide. It has a role as an epitope.