Cc1ccc(-c2cc([C@H]3[C@@H]4C=CCC[C@@]4(C)C(=O)N3Cc3ccccc3)ccc2F)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?