[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Psidium guajava, Piper nigrum, and other organisms with data available."}, {"from": "gpt", "value": "[C][C@H1][C][C][C@H1][Branch1][P][C@H1][C@@][Ring1][=Branch1][Branch1][#Branch2][C][C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][O][C][Branch1][C][C][C]"}]