[{"from": "human", "value": "What can you tell me about this molecule? [C][C@@H1][C@H1][Branch2][Ring2][=C][C@@H1][Branch2][Ring2][=Branch2][C@H1][Branch2][Ring2][Ring2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@@H1][C@@H1][Branch2][Ring1][#Branch1][C@H1][Branch1][=C][C@H1][Branch1][#Branch2][O][C@@H1][Ring1][=Branch1][C][=Branch1][C][=O][N][O][N][C][=Branch1][C][=O][C][O][O][O][N][C][=O]"}, {"from": "gpt", "value": "The molecule is an amino disaccharide consisting of a 4-deoxy-4-formamido-beta-D-quinovosyl residue linked (1->4) to a 2-acetamido-2-deoxy-alpha-D-galactopyranuronamide residue at the reducing end."}]