[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is an amino disaccharide composed of 3-sulfated beta-D-galactose and N-acetyl-beta-D-glucosaminyl residues in beta-(1->3) linkage. It has a role as an epitope. It is an amino disaccharide and an oligosaccharide sulfate."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch1][#C][C@@H1][Branch1][O][C@H1][Branch1][=Branch1][O][C@H1][Ring1][=Branch1][O][C][O][O][O][C@H1][C@@H1][Branch2][Ring1][=Branch2][C@H1][Branch1][=N][C@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][S][=Branch1][C][=O][=Branch1][C][=O][O][O]"}]