Kv3 modulator 1

5,5-Dimethyl-3-(2-((7-methyl-2H-spiro[benzofuran-3,1''-cyclopropan]-4-yl)oxy)pyrimidin-5-yl)imidazolidine-2,4-dione is a hydantoin derivative that functions as a Kv3 inhibitor for the treatment of pain and acute noise-induced hearing loss.