CC1(c2ccc(C#N)cc2)NC(=O)N(CC(=O)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2Cl)C1=O
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?