The alpha, beta was found to be 97% as androgenic as test when injected vs. 124% for the beta, beta -- so, it obviously has some potency (I just have the value referenced in another paper, not the original paper, so I do not know if it also tested anabolic activity.
The higher conversion in muscle is interesting, though one must of course wonder about intrinsic activity, which most of us have speculated occurs with regular 4-AD.