[{"from": "human", "value": "Describe this molecule. [C][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][O]"}, {"from": "gpt", "value": "The molecule is a methyl glycoside comprising methyl beta-D-glucoside having an beta-D-galactosyl residue at the 4-position. It is a methyl glycoside and a disaccharide derivative. It is functionally related to a beta-lactose."}]