[{"from": "human", "value": "Provide a description of this molecule. [C][O][C][=C][C][=Branch1][C][=O][C][=Branch1][O][=C][C@][Ring1][#Branch1][Branch1][Ring2][C][C][=C][O][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Piper kadsura with data available."}]