C/C=C(\C)C(=O)O[C@H]1CC(C)=C2C(=O)C=C(C)C2[C@@H]2OC(=O)[C@@](C)(OC(=O)C=C(C)C)C12
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?