CCOC(=O)C1CCN(C(=O)C2CCN(C3=NS(=O)(=O)C(c4ccc(C)c(C)c4)=C3C)CC2)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?