O=c1c2cc(S(=O)(=O)O)ccc2nc(COc2ccc(Oc3ccc(Cl)cc3Cl)cc2)n1-c1ccc(Cl)cc1Oc1c(Cl)cccc1Cl
A negative logP value indicates preferential solubility in water and a positive value indicates an affinity for octanol. What is the negative logP of this molecule?