CCOC(=O)C1=C(C)N(Cc2ccc(Cl)cc2Cl)C2(O)C(OC)CC(=O)C3C(=O)N(c4ccccc4)C(=O)C132
Molecules with a polar surface area of greater than 60 angstroms squared (Å2) is hard to pass brain blood barrier. What's the psa of this molecule?