[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is polysaccharides containing hexose and pentose sugars and uronic acids, is secreted by root cells as the root grows through the soil"}, {"from": "gpt", "value": "[C][C][Branch1][C][C][/C][=C][/C][=C][Branch2][Ring1][O][C][=C][Branch1][#Branch1][C][=C][Ring1][=Branch1][O][C][/C][=C][/C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][O][C]"}]