Saripidem is a non-selective ligand for ω modulatory sites of GABA receptor[1].
References
[1] Olivier A, et al., A conformational study of ligands for omega modulatory sites of GABAA receptors by NOESY NMR spectroscopy and distance geometry[J]. Bioorganic & Medicinal Chemistry Letters, 1997, 7(17): 2277-2282.