CCCCN(C(=O)COC(=O)COc1c(C)cc(C)cc1C)c1c(N)n(CCC)c(=O)[nH]c1=O
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?