CCCc1cc2c(n1Cc1cccc(Cl)c1)C(C)C1CN(C(=O)c3ccccc3)C(C)(C(=O)OC)C21
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?