95% or more on this board would not have the understanding or resources to perform any synthetic reaction to make a steroid. You could look up the syntheses in "The Encyclopedia of Chemical Technology", but nearly all androgens start from one of the plant sterols, such as sitosterol, stigmasterol, diosgenin, etc., or cholesterol. And it is not simply "throw some cholesterol together with chemical X and yield methandrostenolone". It is a multi-factorial process.