CCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)N(Cc1ccc(O)c(Cl)c1)Cc1ccc(O)c(Cl)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?