COC(=O)c1ccc(C(NC(=O)OCc2ccccc2)/C(=C/[C@@H](C)C(=O)NCc2ccc(S(C)(=O)=O)cc2)c2cccnc2)cc1
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?