O=C1NC[C@H](Cc2ccccc2)N(C[C@H]2CCCN2C[C@H](Cc2ccccc2)N2C[C@H](Cc3ccccc3)N(CC3CCCCC3)C(=O)C2=O)C1=O
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?