CCN(CCCl)c1cc(CN(C)C)cc(NC(=O)c2ccc(C(=O)Nc3cc(CN(C)C)cc(N(CC)CCCl)c3)cc2)c1.Cl
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?