[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a natural product found in Aesculus parviflora, Ephedra altissima, and Ephedra fragilis with data available."}, {"from": "gpt", "value": "[C][C@H1][Branch1][=Branch2][C@H1][Ring1][Ring1][C][=Branch1][C][=O][O][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}]