Steroids and the Walden inversion; derivatives of androstane and cholestane.
D000731:Androstanes; D000736:Androstenes; D002776:Cholestanes; D013256:Steroids
D000731:Androstanes; D000736:Androstenes; D002776:Cholestanes; D013256:Steroids; C033936:androstane
ANDROSTENE