[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=Branch1][N][=C][C][=Branch1][=Branch1][=C][Ring1][=Branch1][O][C][O][C][C][C@@H1][Branch1][Ring1][C][O][C@@H1][Branch1][P][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][Ring1][#Branch1][C][O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Piper cubeba and Justicia procumbens with data available."}]