17047
The integrated approach reported here to generate compact , neutral and lipophilic Re 2 - arylbenzothiazoles could be applied to other potent pharmacophores as well to convert other current A beta PET tracers to their ( 99m ) Tc analogs for more widespread application via the use of SPECT scanners .
 Re 2 - arylbenzothiazoles, ( 99m ) Tc
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Answer:
 Re 2 - arylbenzothiazoles, ( 99m ) Tc