[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch2][Ring1][=C][C@@H1][C@H1][Branch2][Ring1][Branch2][C@@H1][Branch1][N][C@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][O][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][O][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is an organophosphate oxoanion obtained by global deprotonation of the phosphate OH groups of (1->4)-3,6-bis(phospho)-alpha-D-glucan; major species at pH 7.3. It is an organophosphate oxoanion and a polyanionic polymer."}]