Cc1c(C(=O)C(=O)c2ccccc2)c(C)c(C(=O)C(=O)c2ccccc2)c(C)c1C(=O)C(=O)c1ccccc1
A molecule with higher negative logP is water-soluble, while a molecule with lower negative logP is liposoluble. What is the negative logP of this molecule?