[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Ligusticum grayi with data available."}, {"from": "gpt", "value": "[C][C][=C][C][C][C@@][Branch2][Ring1][=Branch1][C@][Ring1][=Branch1][Branch1][S][C][Branch1][=Branch2][C@H1][Branch1][Ring2][C][Ring1][Branch1][C][O][Branch1][C][C][C][C][C]"}]