CCOC(=O)c1[nH]c2cc(OC)c(OC)cc2c1NC(=O)CN1CCN(c2ccc(OC)cc2)C(C)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?