SMILES: CC(=O)N[C@@H]1[C@H]([C@H]([C@H](O[C@H]1O)CO)OS(=O)(=O)[O-])O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)C(=O)[O-])O)O)O
Description: The molecule is the organosulfate oxoanion that is the conjugate base of chondroitin 4'-sulfate. It is an organosulfate oxoanion, a carboxylic acid anion and a polyanionic polymer. It is a conjugate base of a chondroitin 4'-sulfate.