CCOc1ccc(-c2nc(SC(C(C)=O)C(=O)N(C)C)c3c(=O)n(C)c(=O)n(C)c3n2)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?