[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a natural product found in Arundo donax with data available."}, {"from": "gpt", "value": "[C][N][C][C][C][Branch1][Branch1][C][Ring1][Branch1][=O][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][O][Ring1][N]"}]