COc1cc(N(Cc2ccc3oc(=O)c(-c4ccccc4)nc3c2)Cc2ccc3oc(=O)c(-c4ccccc4)nc3c2)cc(OC)c1OC
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?