CCOc1ccc(NC(=O)c2ccc(N3CC4CC(C3)c3cccc(=O)n3C4)c(NC(=O)c3cccnc3)c2)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?