[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][O][C@H1][Branch1][O][C@H1][Branch1][#Branch1][C@@H1][Branch1][Ring1][C][O][O][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]"}, {"from": "gpt", "value": "The molecule is a glycosyl alditol derivative consisting of beta-D-galactopyranose and N-acetyl-D-galactosaminitol joined in sequence by a (1->3) glycosidic bond. It is a glycosyl alditol derivative and a member of acetamides. It is functionally related to a beta-D-galactose and a N-acetyl-D-galactosaminitol."}]