208284.fig.006a
(a)
208284.fig.006b
(b)
Figure 6: (a) The plot of l o g 𝐷 versus pH at constant Ligand(I). (■) chloroform () dichloromethane. (b) The plot of l o g 𝐷 versus pH at constant Ligand(II). () chloroform (▲) dichloromethane.