CC[C@H]1[C@H](O)N2[C@H]3C[C@@H]1[C@@H]1[C@@H]2C[C@@]2(c4ccccc4N(C)[C@H]32)[C@H]1O
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?