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. Author manuscript; available in PMC: 2015 Sep 15.
Published in final edited form as: Bioorg Med Chem Lett. 2014 Aug 8;24(18):4466–4471. doi: 10.1016/j.bmcl.2014.07.091

Figure 1.

Figure 1

Representative TSPO ligand scaffolds: Aryloxyanilide (1, PBR06); Pyrazolopyrimidine (2a, DPA-714; 2b, VUIIS1008); Pyridazinoindole (3, SSR180575).