CCN1C(=O)[C@@H]2[C@@H](c3ccc(-c4cccc(Cl)c4)c(OC)c3)N3CCCC[C@@]3(C(=O)OC)[C@@H]2C1=O.O=C(O)C(F)(F)F
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?