CC(=O)OC[C@H]1O[C@@H](O/N=C\[C@@H](C)[C@H](OCc2ccccc2)C(C)C)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@H]1OC(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?