[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch2][Branch1][Branch2][C@@H1][C@H1][Branch2][Ring1][=Branch2][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][N][S][=Branch1][C][=O][=Branch1][C][=O][O-1][O][O][C@H1][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C@@H1][Branch1][N][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a carbohydrate acid derivative anion that is a polyanionic form of heparosan N-sulfate L-iduronic acid arising from global deprotonation of the carboxy and N-sulfo groups; major species at pH 7.3. It is an organic sulfamate oxoanion, a carbohydrate acid derivative anion and a carboxylic acid anion. It is a conjugate base of a heparosan N-sulfate L-iduronic acid."}]