[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][O][C@H1][C@@H1][Branch1][#C][C@H1][Branch1][#Branch2][O][C][Branch1][Branch1][C@@H1][Ring1][=Branch1][N][O][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][N][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is an amino disaccharide that consists of muramic acid having an N-acetyl-beta-D-glucosaminyl residue attached at position 4. It is functionally related to a 2-amino-3-O-[(R)-1-carboxyethyl]-2-deoxy-D-glucopyranose."}]