CCCCCCCC(=O)O[C@H]1[C@H]2[C@@H](CC1(C)C)C(=O)[C@]13O[C@H]1C(=O)[C@]1(CO1)[C@]23C
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?