CCOC(=O)C(Cc1ccc(NC(=O)/C(=C/c2ccc(OC(C)=O)cc2)NC(C)=O)cc1)N1C(=O)c2ccccc2C1=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?