Here is a tcl file using MSEL=0 and generating Z's and mu's specifically. It will create a root file in your directory called zmumu_cdfSim.root.
This is the tcl for the stntupler.
A sample decay table:

For this event:

(The muon is green in the COT picture and blue in the decay table.)
| Generated by: | Stored In: | Offline Version: |
| cdfSim | /data17a/ztautau_cdfSim.root | 3.18.05 |
| Production | ||
| Stnmaker |