Radiolabeled drug

Abstract

The present invention relates to a compound, etc. capable of providing a radiolabeled drug that can reduce the renal accumulation thereof in the early stage after the administration thereof. [1] A compound, etc. represented by the formula (1), [2] a compound, etc. containing the compound, etc. according to the item [1] and a target molecule recognition element bonded thereto, [3] a metal complex compound, etc. containing one kind of a metal selected from a radioactive metal and a radioactive atom-labeled metal, and the compound, etc. according to the item [1] or [2], which is coordinated to the metal, [4] a drug for preparing a radiolabeled drug, containing the compound, etc. according to the item [1] or [2], [5] use of the compound, etc. according to the item [1] or [2], for producing a radiolabeled drug, [6] a radiolabeled drug containing the metal complex compound, etc. according to the item [3], and [7] a radiodiagnostic imaging agent containing the metal complex compound, etc. according to the item [3]:

Dependencies are inferred from the claim text.