[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][Branch1][S][C@@H1][Branch1][O][C@H1][Branch1][=Branch1][O][C@@H1][Ring1][=Branch1][O][C][O][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]"}, {"from": "gpt", "value": "The molecule is an amino trisaccharide consisting of beta-D-mannose, beta-D-2-acetamido-2-deoxyglucose and alpha-D-2-acetamido-2-deoxyglucose residues joined by sequential (1->4)-linkages. It is an amino sugar and a trisaccharide derivative."}]