[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Schistostephium crataegifolium and Illicium tsangii with data available."}, {"from": "gpt", "value": "[C][C][=C][C@H1][C@@][Branch1][O][C][C][C][C][Ring1][=Branch1][Branch1][C][C][C][Branch1][=Branch2][C][=Branch1][C][=O][C][C][Ring1][=C][C]"}]