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calusterone

n. An anabolic steroid.

Wikipedia
Calusterone

Calusterone ( INN, USAN) (brand names Methosarb, Riedemil), also known as 7β,17α-dimethyltestosterone, is an anabolic steroid. It is a 17α- alkylated steroid similar in structure to bolasterone (which is the 7α-isomer).