CCCC(=O)N(c1ccc2oc(C)c(C(C)=O)c2c1)S(=O)(=O)c1ccc(C(=O)O)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?