Chemical Name: Pregn-16-en-20-one, 3-hydroxy-, (3β,5α)-; 5α-Pregn-16-en-20-one, 3β-hydroxy- (8CI); (3β,5α)-3-Hydroxypregn-16-en-20-one; 3β-Hydroxy-5α-pregn-16-en-20-one; 3β-Hydroxy-5α-pregnan-16-en-20-one; Allopregnenolone; Delta 16-5α-Pregnen-3β-ol-20-one