[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch2][Ring1][N][C][=Branch2][Ring1][#Branch1][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring1][#Branch2][N][C][Ring1][=N][=O][O][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Piper nigrum, Goniothalamus tapis, and Piper longum with data available."}]