S23 does stack great with it but certainly not for you at your age... S4 has always been one of my favorites as it has tremendous results...
Here is a good layout
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1-12 AC-262 (Accadrine) 20-30 per day once a day in the a.m.
1-12 Sr9009 (STENABOLIC) 30 mg day... 10 mg doses 4-5 hours apart
1-12 S4 (ANDARINE) 50 mg day... split doses... 25 mg in the a.m. and 25 mg 4-6 hours later
1-12 n2guard
Mini pct 13-16
Clomid 50/25/25/25 OR Nolva 40/20/20/20
Gw-501516 20 mg day