SMILES: CC(=O)N[C@@H]1[C@H]([C@@H]([C@H](O[C@H]1O[C@H]2[C@@H]([C@H]([C@@H](O[C@@H]2C(=O)[O-])O[C@@H]3[C@H]([C@@H](O[C@@H]([C@H]3O)CO)O)NC(=O)C)O)O)CO)O)O
Description: The molecule is a carbohydrate acid derivative anion obtained by deprotonation of the carboxy groups of N-acetyl-beta-D-glucosaminyl-(1->4)-[hyaluronic acid]; major species at pH 7.3. It is a carbohydrate acid derivative anion and a polyanionic polymer. It derives from a hyaluronate.