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. Author manuscript; available in PMC: 2022 Apr 23.
Published in final edited form as: ACS Appl Mater Interfaces. 2022 Mar 9;14(11):12964–12975. doi: 10.1021/acsami.1c19617

Figure 2.

Figure 2.

Ginger extraction and NMR characterization. (a) Schematic of Soxhlet extraction of extract from the ginger root. (b) 1H NMR spectrum of ginger extraction showing olefinic protons and the C5 alkyl moiety. (c) 13C NMR spectrum of ginger extraction demonstrating the presence of isomers of gingerol.