CC1CCc2nc3ccc(S(=O)(=O)N4CCC(C(=O)NCc5ccccc5Cl)CC4)cc3c(C(=O)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?