| 摘要 |
Compounds of Formula (I) are provided, as are methods for their preparation. The variables Z1, Z2, Z3, R4, R5, R6, R7, R8, and Ar in the above Formula ar e defined herein. Such compounds may be used to modulate ligand binding to GAB AA receptors in vivo or in vitro, and are particularly useful in the treatment of a variety of central nervous system (CNS) disorders in humans, domesticated companion animals, and livestock animals. Compounds provided herein may be administered alone or in combination with one or more other CNS agents to potentiate the effects of the other CNS agent(s). Pharmaceutical composition s and methods for treating such disorders are provided, as are methods for usi ng such ligands for detecting GABAA receptors (e.g., receptor localization studies).
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