CC(=O)OCC(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C(/C=N/N(C(C)=O)S(=O)(=O)c1ccc(/C=C2\NC(=O)N(C)C2=O)cc1)OC(C)=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?