Research Article

Glycyrrhetinic Acid-Poly(ethylene glycol)-glycyrrhetinic Acid Tri-Block Conjugates Based Self-Assembled Micelles for Hepatic Targeted Delivery of Poorly Water Soluble Drug

Figure 2

1H NMR spectra of GA and GA-PEG-GA and GA-suc-PEG-suc-GA.
913654.fig.002