[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][C@H1][Branch2][=Branch1][#C][C@H1][Branch2][=Branch1][#Branch2][C@@H1][Branch2][=Branch1][Branch1][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][Branch1][Ring1][C@@H1][Branch2][Ring2][=C][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][S][=Branch1][C][=O][=Branch1][C][=O][O][O][N][C][=Branch1][C][=O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is a branched amino trisaccharide consisting of at the reducing end an N-acetyl-6-sulfo-beta-D-galactosamine residue to which are linked alpha-L-fucosyl and N-acetyl-beta-D-galactosaminyl residues via (1->3) and (1->4) glycosidic linkages respectively. It is an amino trisaccharide and a galactosamine oligosaccharide."}]