[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a polyphenol consisting of propane in which both methylene hydrogens at position 2 have been replaced by 2-hydroxyphenyl groups."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O]"}]