[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][As][=Branch1][C][=O][Branch1][C][C][C][C@@H1][C@H1][Branch2][Ring1][O][C@H1][Branch2][Ring1][=Branch1][C@@H1][Branch1][Ring2][O][Ring1][Branch1][O][C][C@@H1][Branch1][#Branch2][C][S][=Branch1][C][=O][=Branch1][C][=O][O][N][O][O]"}, {"from": "gpt", "value": "The molecule is a natural product found in Sargassum lacerifolium and Sphaerotrichia divaricata with data available."}]