Cc1ccc(CN2CCC[C@]3(N[C@H](c4ccccc4)[C@@H]4C(=O)N(Cc5ccccc5)C(=O)[C@@H]43)C2=O)cc1.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?