[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a natural product found in Laurencia nipponica with data available."}, {"from": "gpt", "value": "[C][C][C][Branch2][Ring1][Branch2][C][C][C][=C][C][C][C][Branch1][Ring2][O][Ring1][Branch2][C][C][Branch1][Ring2][O][Ring1][=Branch1][C][=C][=C][Br][Br]"}]