C=C(C)[C@@]1(O)O[C@H]2C[C@@]3(C)OC(=CC3=O)/C(C)=C\[C@@H]3OC(=O)[C@@]1(C)[C@H]32
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?