[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=Branch1][=Branch2][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][/C][=C][/C][=C][Branch1][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C][O][C]"}, {"from": "gpt", "value": "The molecule is a stilbenoid that is trans-stilbene substituted by hydroxy groups at positions 3 and 4' and methoxy groups at positions 2', 3' and 5. Isolated from Pholidota yunnanensis, it exhibits inhibitory effects on production of nitric oxide. It has a role as a metabolite and an EC 1.14.13.39 (nitric oxide synthase) inhibitor. It is a member of methoxybenzenes, a polyphenol and a stilbenoid."}]