[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Ring2][Branch2][C@@H1][Branch2][Ring2][Ring1][C@H1][Branch2][Ring1][=N][O][C@H1][Ring1][=Branch1][O][C@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][O][O][O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is a disaccharide phosphate consisting of 2-O-(N-acetyl-beta-D-glucosaminyl)ribitol phosphorylated at O-1 of the ribitol residue; a ligand epitope of Staphylococcus aureus. It has a role as an epitope. It is functionally related to a 4-O-(2-acetamido-2-deoxy-beta-D-glucopyranosyl)-D-ribitol."}]