CCC[C@H]1C[C@H](C(=O)NC(C(C)Cl)C2O[C@@H](SC)C(OP(=O)(O)O)[C@@H](O)[C@@H]2O)N(C)C1
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?