[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Sargassum micracanthum with data available."}, {"from": "gpt", "value": "[C][C@H1][Branch1][S][C][C][C][/C][=Branch1][=Branch2][=C][/C][C][C@H1][Branch1][C][C][O][/C][C][C][=Branch1][C][=O][C][C][Branch1][C][C][C]"}]