Cc1ccc(NC(Nc2ccc(C)cc2C)=C(/C=C(\Cl)[N+](=O)[O-])[N+](=O)[O-])c(C)c1
Molecules with a polar surface area of greater than 140 angstroms squared (Å2) tend to be poor at permeating cell membranes. What's the psa of this molecule?