Cc1cc(C2(c3cc(C)c(NC(=O)CN4CCOCC4)c(C)c3)CCCCC2)cc(C)c1NC(=O)CN1CCOCC1
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?