CCOC(=O)c1c(S(=O)(=O)N2CCCC(C(=O)NCc3cccc(OC)c3)C2)c(C)n(C)c1C
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?