[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Sargassum sagamianum with data available."}, {"from": "gpt", "value": "[C][C][=C][C][=Branch2][Ring2][=C][=C][C][=C][Ring1][=Branch1][O][C@@][Branch1][Branch1][C][=C][Ring1][=Branch1][Branch1][C][C][C][C][/C][=C][Branch1][C][\\C][/C][C][/C][=C][/C][C][C@@H1][Branch1][=Branch1][O][C][\\-Ring1][=Branch1][=O][C][Branch1][C][C][Branch1][C][C][O][O]"}]