Cc1ccc(S(=O)(=O)Oc2ccc(C3C4=C(CCCC4=O)OC4=C3C(=O)CCC4)cc2)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?