[{"from": "human", "value": "What can you tell me about this molecule? [C][C@][C][C][C][C][Branch1][#C][C@@H1][C@H1][Ring1][#Branch1][C][C][C@@H1][Ring1][Branch1][C@@H1][Ring1][O][C][O][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Piper nigrum, Persicaria hydropiperoides, and Persicaria minor with data available."}]