[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Laurencia brongniartii with data available."}, {"from": "gpt", "value": "[C][=C][Branch2][Ring1][Ring1][C][=C][Branch1][=C][C][=C][Ring1][=Branch1][N][C][=Branch1][Branch1][=C][Ring1][Branch1][Br][Br][Br][Br]"}]