Translation: there is no way to take out their nuke factories without collateral damage to civilians.
That is the Ayatollahs' choice not ours.
Only a direct and unambiguous message will do the job. Identify the probable largest such facility and destroy it, Along with all power generating facilities serving Teheran.
No positive response? Go on to the next pair of targets and see who runs out of resolve first.
All the hundreds of dispersed facilities don't have to be destroyed at the same time.
We can build all the missiles necessary faster than they can rebuild their veneer of civilization.
Qom should be the next target. Anybody who spells their city's name with a "Q" and no "u" should be erased post haste.