[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a trihydroxyanthraquinone that is 9,10-anthraquinone substituted by hydroxy groups at positions 1, 3 and 6 and a methyl group at position 2. It has been isolated from the roots of Rubia yunnanensis. It has a role as a plant metabolite."}, {"from": "gpt", "value": "[C][C][=C][Branch2][Ring1][#C][C][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][=Branch2][=O][C][=C][Branch1][Branch1][C][=C][Ring1][Branch2][O][O]"}]