CC(C)Cn1c2c(c(O)c(C(=O)Nn3c(Cc4ccccc4)nc4ccccc4c3=O)c1=O)CCCC2
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?