[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][N][C@@H1][C@H1][Branch2][=Branch1][P][C@@H1][Branch2][=Branch1][N][C@H1][Branch2][Branch1][Branch2][O][C@@H1][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][Ring2][Branch2][C@H1][Branch2][Ring1][=Branch2][O][C@@H1][Branch1][Branch1][C@H1][Ring1][=Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C][C][C][C][C][N][O][C@H1][Branch1][Ring1][C][O][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C][C][C][C][C][N][O][O]"}, {"from": "gpt", "value": "The molecule is a disaccharide derivative comprising two N-acetyl-alpha-D-glucosamine residues linked (1->3), with a 6-aminopentylphospho group linked to each O-6 and with the anomeric carbon at the reducing end linked (1->2) to the O-2 of D-glyceric acid."}]