[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Branch1][C][C][S][C][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][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is a glycoside that consists of alpha-D-galactosyl-(1->4)-beta-D-galactose having a 2-(2-aminocarbonylethylthio)ethyl moiety attached to the reducing end anomeric centre. It is an aliphatic sulfide, a glycoside, a disaccharide derivative and a monocarboxylic acid amide."}]