CAS Number: 58-22-0
Chemical Name: Testosterone
Molecular Formula: C19H28O2
Molecular Weight: 288.42

CAS Number: 63-05-8
Chemical Name: Androst-4-ene-3,17-dione
Molecular Formula: C19H26O2
Molecular Weight: 286.40

CAS Number: 972-46-3
Chemical Name: 3-Ethoxyandrosta-3,5-dien-17-one
Molecular Formula: C21H30O2
Molecular Weight: 314.46