[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Artemisia annua with data available."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][Ring1][=Branch1][C][C][=C][Branch1][=Branch2][C][Ring1][=Branch1][O][C][Ring1][=Branch2][=O][C]"}]