O=C1c2cccnc2C(=O)c2c1nc1ccccc1c2-c1cncc(-c2c3c(nc4ccccc24)C(=O)c2cccnc2C3=O)c1
The distribution coefficient (Log D) is important for the analysis of the drug candidate properties in various biologic media with different pH values. What is the negative log D of this molecule?