[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@H1][C@H1][Branch2][Branch2][#C][C@H1][Branch2][Branch2][#Branch2][C@@H1][Branch2][Branch2][Branch1][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][#Branch1][Ring1][C@@H1][Branch2][Ring2][=Branch1][O][C@@H1][Branch2][Ring1][#C][C@H1][Ring1][=Branch1][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][N][C][=Branch1][C][=O][C][C][O][O][C@H1][C@H1][Branch2][Ring2][Ring1][C@H1][Branch2][Ring1][=N][O][C@H1][Branch1][Branch1][C@@H1][Ring1][=Branch1][O][O][C@@H1][C@H1][Branch1][=C][O][C][Branch1][=Branch2][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][O][O][C][O][C][O][O][N][C][=Branch1][C][=O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an amino pentasaccharide consisting of a di-N-acetylated lactosediamine to which is linked (1->3) an alpha-L-fucosyl residue and which is in turn linked (1->3) to the galectose residue of a second lactose moiety. Saccharide portion of the antigen lacdiNAc fucopentaose-BSA. It is an amino pentasaccharide and a glucosamine oligosaccharide."}]