CSCC[C@H](NS(=O)(=O)c1ccc(C)cc1)C(=O)N1CCC(C(=O)N[C@@H](C)C(=O)O)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?