COc1ccc(C(CNC(=O)c2cccc(NS(=O)(=O)c3ccc(C)c(F)c3)c2)N2CCOCC2)cc1
Molecules with a polar surface area of greater than 140 angstroms squared (Å2) tend to be poor at permeating cell membranes. What's the psa of this molecule?