Thanks to JRZ for the heads up, SI.com breaks the news of a 2003 positive for anabolics drawn from the golden urine of one Alex Rodriguez:
…two sources familiar with the evidence that the government has gathered in its investigation of steroid use in baseball and two other sources with knowledge of the testing results have told Sports Illustrated that Rodriguez is one of the 104 players identified as having tested positive, in his case for testosterone and an anabolic steroid known by the brand name Primobolan.
Primobolan was the best stuff:  more expensive and less-easily detected compared to Deca-Durabolin:
Primobolan, which is also known by the chemical name methenolone…is more expensive than most steroids. (A 12-week cycle can cost $500.) It improves strength and maintains lean muscle… (more…)