[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C@@H1][Branch1][=C][/C][=C][/C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is a 1,3-bis(p-hydroxyphenyl)pentane-1,4-diene that has 1E,3S configuration. A natural product found in Chamaecyparis obtusa. It has a role as a metabolite. It is a norlignan and a 1,3-bis(p-hydroxyphenyl)pentane-1,4-diene."}]