[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch2][Ring1][Branch2][O][C][=Branch1][C][=O][/C][\\-Ring1][=Branch1][=C][/C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O]"}, {"from": "gpt", "value": "The molecule is a butan-4-olide that is dihydrofuran-2(3H)-one substituted by a 3,4-dihydroxybenzylidene group at position 3 and a 3,4-dihydroxyphenyl group at position 5. It has been isolated from the roots of Scorzonera judaica. It has a role as a plant metabolite. It is a butan-4-olide and a member of catechols."}]