[{"from": "human", "value": "Please give me some details about this molecule. [C][O][C][=C][Branch1][S][C][=C][C][Branch1][Ring2][C][Ring1][=Branch1][/C][=C][/C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Piper longum with data available."}]