COc1ccc2[nH]c3c(C)c4ccnc(NCCCN(C)CCCNc5ccc([N+](=O)[O-])c6[nH]c7ccccc7c(=O)c56)c4c(C)c3c2c1.CS(=O)(=O)O
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?