CC(C)N(C(=O)C12C3C4C5C3C1(C(=O)N(C(C)C)C(C)C)C5(C#N)C42)C(C)C
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?