[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring2][P][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][O][C@H1][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C][=Branch1][N][=C][Branch1][Ring2][O][Ring1][=Branch1][C][=Branch1][C][=O][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a Delta(4)-beta-D-GlcpA-(1->4)-D-Glcp in which the the carbon bearing the anomeric hydroxy group has alpha- configuration."}]