CCN(c1ccccc1)S(=O)(=O)c1ccc(OC)c(NC(=O)C2=NN(c3ccccc3)C(=O)CC2)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?