CC[C@H](C)[C@@H](NC(=O)O[C@@H]1C(=O)c2cc(Br)ccc2O[C@H]1c1ccc2c(c1)OCO2)C(=O)OC
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?