Cc1cccc(N2CCN(C(=O)c3cnn(-c4ccccc4Cl)c3C3CCN(C(=O)OC(C)(C)C)CC3)CC2C)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?