CN(C)S(=O)(=O)c1ccc(Nc2ccc(O)c3c2C(=O)c2c([N+](=O)[O-])ccc(O)c2C3=O)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?