[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Pseudoceratina durissima, Pseudoceratina purpurea, and Aplysina aerophoba with data available."}, {"from": "gpt", "value": "[C][=C][Branch2][Ring1][=Branch1][C][=Branch1][C][=O][C][=Branch1][=C][=C][C][Ring1][#Branch1][Branch1][#Branch1][C][C][=Branch1][C][=O][N][O][Br][Br]"}]