7-alpha-19Nor-androst-4-en-3-one,17b-ol = trestolone
1α-Methyl-17β-hydroxy-5α-androstan-3-one = mesterolone aka proviron
19nor vs a 5alpha reduced dht derivative.
all depends on how your interactions are with both chem chains.
trest is not a dht derivative at all so no to your assumption...
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