No SARMS at all fit that bill.
*GW is for endurance, and S4 isn't worth the sides in lieu of a solid deficit, good nutrition, HIIT, or LISS program.
The only thing that may be recommendable would be Ostarine low dose for muscle retention in your deficit. Probably an ECA stack.
Of course we would also need to know more information before suggesting anything with certainty.
1. Age
2. Weight
3. Body Fat Percentage
4. Experience with programs (HIIT, LISS)
5. TDEE (Total Daily Energy Expenditure in Calories)
6. Previous Cycles
*Has also been linked to cancer and abandoned from research. You may want to avoid it.