CC(C)[C@H](NS(=O)(=O)c1ccc(Cl)cc1)C(=O)OCC(=O)c1c(N)n(C)c(=O)n(C)c1=O
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?