CCOc1ccc(/C(C)=N/N2C(=O)C(CC(=O)Nc3ccc(OC)cc3[N+](=O)[O-])S/C2=N\c2cccc(C)c2C)cc1
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?