[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=Branch2][=Branch1][Ring1][=C][C][C][=C][Branch2][Branch1][O][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][Branch2][Ring2][=N][C][=Branch1][C][=O][C][=C][C][=Branch2][Ring1][#Branch1][=C][C][=Branch1][#Branch1][=C][Ring1][=Branch1][O][Ring1][O][C][C][C][Branch1][Ring2][O][Ring1][Branch2][Branch1][C][C][C][C][C][C][Branch1][Ring2][O][Ring1][S][Branch1][C][C][C][O][O][C]"}, {"from": "gpt", "value": "The molecule is an extended flavonoid that is flavonol with an additional hydroxy group at position 3', two 2,2-dimethyldihydropyrano rings fused to ring A across positions 5, 6 and 7, 8 respectively and a prenyl group at position 4'. Isolated from the roots of Dorstenia psilurus, it exhibits alpha-glucosidase inhibitory activity. It has a role as a metabolite and an EC 3.2.1.20 (alpha-glucosidase) inhibitor. It is an extended flavonoid, a member of flavonols and an organic heterotetracyclic compound."}]