[{"from": "human", "value": "What can you tell me about this molecule? [C][Branch2][Ring2][O][C@@H1][C@@H1][Branch2][Ring2][Branch1][C@@H1][Branch2][Ring1][S][C@H1][Branch2][Ring1][O][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@H1][Branch1][#Branch1][C@@H1][Branch1][Ring1][C][O][O][C@@H1][Branch1][#Branch1][C@H1][Branch1][Ring1][C][O][O][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a glycosyl alditol consisting of beta-D-galactopyranose and D-glucitol joined by a 1->4 glycosidic bond. It is used as a laxative, as an excipient, and as replacement bulk sweetener in some low-calorie foods. It has a role as a laxative, an excipient and a cathartic."}]