[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Ligusticum striatum, Angelica sinensis, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][C][/C][=C][\\C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][/-Ring1][#Branch2]"}]