Cn1cccc1C(=O)N1CCC[C@@]2(CCN(Cc3cc(C(F)(F)F)cc(C(F)(F)F)c3)C2)C1
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?