Nc1cc(C(=O)N2CCN(c3ccc([N+](=O)[O-])cc3)CC2)ccc1N1CC2CC(C1)c1cccc(=O)n1C2
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?