[{"from": "human", "value": "Please give me some details about this molecule. [C][O][C][C][C@H1][Branch2][Ring1][Ring1][C][Branch1][=C][C][Branch1][=Branch2][C][Branch1][Ring2][O][Ring1][=Branch1][O][C][O][C][O][C][O][C@H1][C][Branch2][Ring1][Ring2][C][Branch1][#C][C][Branch1][#Branch2][C][Branch1][Ring2][O][Ring1][=Branch1][C][O][C][O][C][O][C][O][C]"}, {"from": "gpt", "value": "The molecule is the methyl ether of cellulose with laxative activity. Methylcellulose is not absorbed by the intestines and attracts large amounts of water into the colon, thereby increasing viscosity, producing a softer and bulkier stool and stimulating the constriction of intestinal smooth muscles."}]