[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Branch1][P][C@H1][Branch2][Branch1][N][C@H1][Branch1][=Branch1][O][C@@H1][Ring1][=Branch1][O][C][O][C@H1][C@@H1][Branch2][Ring2][#Branch1][C@H1][Branch2][Ring2][C][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][C@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O][O][N][C][=Branch1][C][=O][C][O][O]"}, {"from": "gpt", "value": "The molecule is an amino trisaccharide comprised of a linear sequence of beta-D-galactose, N-acetyl-beta-D-glucosamine and N-acetyl-alpha-D-galactosamine linked (1->4) and (1->6); beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->6)-D-GalpNAc with alpha anomeric configuration at the reducing-end. It has a role as an epitope. It is an amino trisaccharide, a glucosamine oligosaccharide, a galactosamine oligosaccharide and a beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->6)-D-GalpNAc."}]