[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=Branch2][Ring2][Ring2][=C][Branch2][Ring1][#C][C][=C][Ring1][=Branch1][O][C][=C][Branch2][Ring1][Ring2][C][=C][Branch1][=Branch1][C][=C][Ring1][=Branch1][125I][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][125I][125I][O]"}, {"from": "gpt", "value": "The molecule is a radioconjugate of synthetic active thyroid hormone, liothyronine (T3), labeled with Iodine 125. Liothyronine involves many important metabolic functions and is essential to the proper development and differentiation of all cells. I-125 liothyronine may be used in radiotherapy in thyroid cancers."}]