CC(C)=NN/C(=N\c1ccc(Cl)cc1)NS(=O)(=O)c1ccc(Oc2cccc(Cl)c2C#N)cc1
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?