[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Piper auritum and Piper sanctum with data available."}, {"from": "gpt", "value": "[C][O][C][=C][C][=Branch1][C][=O][O][C@][Branch1][Branch1][C@H1][Ring1][#Branch1][O][Branch1][O][/C][=C][/C][=C][C][=C][C][=C][Ring1][=Branch1][O][C]"}]