[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Nostoc with data available."}, {"from": "gpt", "value": "[C][O][C][=C][Branch2][Ring1][Branch1][C][C@][Branch1][N][C][C][Ring1][=Branch1][=N][C][C][=Branch1][C][=O][O][Branch1][Ring1][C][O][O][N]"}]