[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Aristolochia gigantea, Rhinacanthus, and other organisms with data available."}, {"from": "gpt", "value": "[C][Branch1][=N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][#Branch1][N][C][=Branch1][C][=O][N]"}]