| abstract |
PROBLEM TO BE SOLVED: To provide a molecular probe which binds to an abnormal substance with high selectivity and specificity for molecular imaging in a living subject using PET. An imaging agent containing a compound represented by the following formula (I) or a pharmaceutically acceptable salt thereof, wherein the compound or the pharmaceutically acceptable salt thereof releases one or more positrons. An imaging agent labeled with a radionuclide. Specific examples include tert-butyl 4- [2- (pyridin-3-yl) -1,3-benzoxazole-5-yl] piperazine-1-carboxylate and the like. [Selection diagram] None |