Cc1ccc2oc(C(=O)Nc3c(C(=O)c4ccc(C)c(F)c4)oc4ccccc34)cc(=O)c2c1
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?