COc1cc2c[n+](C)c3c4cc(OC)c(OCc5ccccc5)cc4c(OCc4ccccc4)cc3c2cc1OC.CS(=O)(=O)[O-]
For non-ionizable compounds Log P = Log D throughout pH range, whereas for ionizable compounds LogD takes into account the partition of both ionized and non-ionized forms. What is the negative logD of this molecule?