[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][=Branch1][=N][C@H1][Branch2][=Branch1][Branch2][C@H1][Branch2][=Branch1][C][O][C@H1][Ring1][=Branch1][O][C@H1][C@H1][Branch2][Branch1][#Branch1][C@H1][Branch2][Ring2][P][O][C@@H1][Branch1][Branch1][C@@H1][Ring1][=Branch1][O][O][C@H1][C@H1][Branch2][Ring1][P][O][C@H1][Branch1][=Branch2][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][O][O][C@@H1][C@H1][Branch1][=C][O][C@H1][Branch1][=Branch2][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][O][O][C][O][C][O][C][O][O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an amino tetrasaccharide consisting of 2-acetamido-2-deoxy-beta-D-galactopyranosyl, alpha-D-galactopyranosyl, beta-D-galactopyranosyl, and beta-D-glucopyranose units joined together in sequence by (1->3), (1->4), and (1->4) glycosidic linkages, respectively. It is an amino tetrasaccharide and a galactosamine oligosaccharide."}]