[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][Branch2][=Branch1][C][C@@H1][Branch2][Ring2][Ring2][C@H1][Branch2][Ring1][#C][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@H1][C@@H1][Branch2][Ring1][C][C@H1][Branch1][#Branch2][O][C@H1][Branch1][Branch1][C@@H1][Ring1][=Branch1][O][O][C][=Branch1][C][=O][O][O][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][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a trisaccharide consisting of D-glucuronic acid, alpha-D-xylosyl and D-glucuronic acid residues joined in sequence by (1->3)-linkages. A repeating unit in glycoprotein DAG1 It is a carbohydrate acid and a trisaccharide."}]