[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Odonthalia corymbifera with data available."}, {"from": "gpt", "value": "[C][=C][C][=Branch2][Ring1][Branch2][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][Br][C][C][=C][Branch1][#Branch2][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][Br][O][O]"}]