Cc1ccc(S(=O)(=O)NC(=O)c2cc(C)n(-c3cc(S(=O)(=O)N4CCOCC4)ccc3N3CCCC3)c2C)cc1
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?