COc1ccc(/C=N/N2C(=O)c3c(N)c(C#N)c(-c4ccccc4)c(-c4ccccc4)c3C2=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?