[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][Branch1][P][C][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C][C@H1][Branch1][C][C][C][C][=C][C][=Branch1][=N][=C][Branch1][=Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][O][O][C]"}, {"from": "gpt", "value": "The molecule is a lignan that is 2,3-diemthylbutane substituted by a 4-hydroxy-3-methoxyphenyl group at position 4 and a 4-hydroxy-3,5-dimethoxyphenyl group at position 1. It has been isolated from the bark of Machilus robusta. It has a role as a plant metabolite. It is a dimethoxybenzene, a member of phenols and a lignan."}]