[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][C@H1][Branch2][#Branch1][O][C@H1][Branch2][#Branch1][=Branch1][C@@H1][Branch2][=Branch1][P][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][Ring2][#Branch2][C@H1][Branch2][Ring2][Branch1][C@H1][Branch2][Ring1][#C][O][C@@H1][Ring1][=Branch1][O][C@H1][C@H1][Branch2][Ring1][Ring2][C@H1][Branch1][#C][O][C][Branch1][#Branch2][C@@H1][Ring1][=Branch1][N][C][=Branch1][C][=O][C][O][C][O][O][C][O][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][N][C][=Branch1][C][=O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an amino tetrasaccharide that is 2-acetamido-2-deoxy-alpha-D-galactopyranosyl-(1->3)-alpha-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-D-galactopyranose in which the hydroxy group at position 2 of the central alpha-D-galactopyranosyl moiety has been glycosylated by an alpha-L-fucopyranosyl group. It is an amino tetrasaccharide and a member of acetamides. It is functionally related to an alpha-D-GalpNAc-(1->3)-[alpha-L-Fucp-(1->2)]-alpha-D-Galp."}]