FC(F)(F)c1ccc(CN2C[C@@H]3C(c4ccc(Cl)nc4)C4(c5ccccc5)CC3(C4)[C@H]2c2ccccc2)cc1
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?