SMILES: CC(=O)N[C@@H]1[C@H]([C@H]([C@H](O[C@H]1O)COS(=O)(=O)O)OS(=O)(=O)O)O[C@H]2[C@@H]([C@H](C(=C(O2)C(=O)O)O)O)O
Description: The molecule is an amino disaccharide consisting of alpha-L-threo-hex-4-enopyranuronic acid and 2-acetaido-2-deoxy-4,6-di-O-sulfo-beta-D-galactopyranose joined in sequence by a (1->3) glycosidic bond. It is an alpha,beta-unsaturated monocarboxylic acid, an oligosaccharide sulfate, an enol, a member of acetamides and an amino disaccharide.