[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=Branch1][C][=O][N][C][C@H1][Branch2][#Branch1][=Branch1][C@H1][Branch2][=Branch1][P][C@H1][C@@H1][Branch2][=Branch1][=Branch1][C@H1][Branch2][Branch1][P][C][C@@][Branch1][Ring2][O][Ring1][=Branch1][Branch1][=Branch1][C][=Branch1][C][=O][O][O][C][C@@H1][C@@H1][Branch2][Ring2][O][C@@H1][Branch2][Ring2][=Branch1][C@H1][Branch2][Ring1][P][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][Ring1][Ring1][O][C@H1][Branch1][=C][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][N][C][=Branch1][C][=O][C][O][C][O][O][O][O][O][N][C][=Branch1][C][=O][C][O][O]"}, {"from": "gpt", "value": "The molecule is an amino trisaccharide consisting of a 9-deoxy-9-acetamido-N-acetyl-alpha-neuraminyl residue attached to the galactose residue of N-acetyllactosamine via an alpha-(2->6)-linkage. It has a role as an epitope. It is an amino trisaccharide and a glucosamine oligosaccharide."}]