(r)-2-amino-2-(methoxymethyl)-4-(4-octylphenyl)butan-1-ol

Alnespirone, also known as S-20499, is a selective 5-HT1A receptor full agonist of the azapirone chemical class. It has both antidepressant and anxiolytic effects.

Alnespirone hydrochloride is a selective 5-HT1A receptor full agonist of the azapirone chemical class. It has both antidepressant and anxiolytic effects.