[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Xestospongia muta with data available."}, {"from": "gpt", "value": "[C][Branch1][Branch2][C][C][/C][=C][/C][#C][Br][C][/C][=C][/C][#C][C][#C][C][C][C][C][=Branch1][C][=O][O]"}]