[{"from": "human", "value": "Provide a description of this molecule. [C][O][C][=C][Branch2][Ring2][Ring2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][Branch2][Ring1][=Branch1][C][=Branch1][C][=O][C][=C][Branch1][=N][C][=C][Branch1][Branch2][C][=C][Ring1][=Branch1][O][Ring1][O][O][O][O][O][C]"}, {"from": "gpt", "value": "The molecule is a hydroxyflavan. It is a conjugate acid of a quercetin 3',4'-dimethyl ether(2-)."}]