CC(C)CO/N=C1\[C@@H]2CCn3c(=O)n(-c4ccccc4)c(=O)n3[C@H]2[C@H](O)[C@H]2O[C@H]12
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?