Oc1ccc(-[n+]2c(-c3ccccc3)cc(-c3ccccc3)cc2-c2ccccc2)cc1.[O-][Cl+3]([O-])([O-])[O-]
A molecule with higher negative logP is hydrophilic, while a molecule with lower negative logP is lipophilic. What is the negative logP of this molecule?