[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Euglena gracilis and Ulva lactuca with data available."}, {"from": "gpt", "value": "[C][=C][Branch1][=C][C][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=Branch1][Br][O][Br][C][=Branch1][C][=O][O]"}]