[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=C][Ring1][#Branch1][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a phenanthryl monosulfate. It is a conjugate base of a 4-phenanthryl hydrogen sulfate."}]