[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring1][Branch2][C@H1][Branch2][Ring1][Ring1][C@H1][Branch1][=Branch1][O][C@H1][Ring1][=Branch1][O][C][O][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]"}, {"from": "gpt", "value": "The molecule is a polysaccharide acid oxoanion arising from global deprotonation of the carboxylic and sulfonic acid groups of the repeating units in chondroitin 6'-sulfate; major species at pH 7.3. It is functionally related to a chondroitin D-glucuronate anion. It is a conjugate base of a chondroitin 6'-sulfate."}]