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. Author manuscript; available in PMC: 2015 Feb 28.
Published in final edited form as: J Control Release. 2013 Dec 24;176:35–43. doi: 10.1016/j.jconrel.2013.12.012

Figure 3.

Figure 3

The NPGDE-1,4 Bis polymer. (A) 1H-NMR spectrum. The numbers in the figure represent each proton in the chemical structure of polymer, and the corresponding 1H-NMR peaks were designated accordingly. (B) FT-IR absorption spectrum.