COc1ccc(/N=C2C(=N/c3ccc(OC)cc3)\N(S(=O)(=O)c3ccccc3)C(=S)N\2c2ccc(OC)cc2)cc1
A negative log P value indicates preferential solubility in water and a positive value indicates an affinity for octanol. What is the negative log P of this molecule?