[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][C][C][C@@][Branch1][P][C@H1][Ring1][=Branch1][C][C@@H1][Branch1][Branch1][C][C][Ring1][=Branch1][C][=Branch1][C][=C][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Piper aduncum, Keteleeria davidiana, and Humulus lupulus with data available."}]