CSCCC1NC2(C(=O)Nc3ccc(Cl)cc32)[C@@H]2C(=O)N(C3CCCC3)C(=O)[C@H]12
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?