CC1=C(C(=O)Nc2ccc(Cl)c(Cl)c2)C(c2ccco2)C(C(=O)Nc2ccc(Cl)c(Cl)c2)=C(C)N1
A negative log P value indicates preferential solubility in water and a positive value indicates an affinity for octanol. What is the Log P of this molecule?