O=C1C2Cc3c(n(C(=O)c4ccccc4)c4ccccc34)CC2C(=O)N1c1ccc(Nc2ccc(N3C(=O)C4Cc5c(n(C(=O)c6ccccc6)c6ccccc56)CC4C3=O)cc2)cc1
Log D is a distribution coefficient widely used to measure the lipophilicity of ionizable compounds, where the partition is a function of the pH. What is the log D of this molecule?